Reduction of nutrient emission from Polish territory into the Baltic Sea (1988–2014) confronted with real environmental needs and international requirements

Ackefors, H. & Lindahl, O. (1975). Investigations on primary phytoplankton production in the Baltic in 1974. Medd. Havsfiskelab. Lysekil, 195, 31 pp.AckeforsH.LindahlO.1975Investigations on primary phytoplankton production in the Baltic in 1974Medd. Havsfiskelab.Lysekil19531Search in Google Scholar

Alheit, J., Möllmann, C., Dutz, J., Kornilovs, G., Löwe, P. et al. (2004). Synchronous ecological regime shift in the North and Central Baltic in 1988-89. ICES, CM 2004/M:09, 28 pp.AlheitJ.MöllmannC.DutzJ.KornilovsG.LöweP.2004Synchronous ecological regime shift in the North and Central Baltic in 1988-89ICES, CM2004/M0928Search in Google Scholar

Alheit, J., Möllmann. C., Dutz, J., Kornilovs, G., Loewe, P. et al. (2005). Synchronous ecological regime shifts in the central Baltic and the North Sea in the late 1980s. ICES J. Mar. Sci. 62: 105–121.AlheitJ.MöllmannC.DutzJ.KornilovsG.LoeweP.2005Synchronous ecological regime shifts in the central Baltic and the North Sea in the late 1980sICES J. Mar. Sci6210512110.1016/j.icesjms.2005.04.024Search in Google Scholar

Andersen, J.H., Carstensen, J., Conley, D.J., Dromph, K., Fleming-Lehtinen, V. et al. (2015). Long-term temporal and spatial trends in eutrophication status of the Baltic Sea. Biol. Rev. 10.1111/brv.12221.AndersenJ.H.CarstensenJ.ConleyD.J.DromphK.Fleming-LehtinenV.2015Long-term temporal and spatial trends in eutrophication status of the Baltic SeaBiol. Rev.10.1111/brv.12221Open DOISearch in Google Scholar

Anderson, D.M., Burkholder, J.M., Cochlan, W.P., Glibert, P.M., Gobler, C.J. et al. (2008). Harmful algal blooms and eutrophication: Examining linkages from selected coastal regions of the United States. Harmful Algae 8: 39–53. 10.1016/j.hal.2008.08.017.AndersonD.M.BurkholderJ.M.CochlanW.P.GlibertP.M.GoblerC.J.2008Harmful algal blooms and eutrophication: Examining linkages from selected coastal regions of the United StatesHarmful Algae.8395310.1016/j.hal.2008.08.017Open DOISearch in Google Scholar

Antrop, M. (2004). Landscape change and the urbanization process in Europe. Landscape Urban Plan. 67: 9–26. 10.1016/S0169-2046(03)00026-4.AntropM.2004Landscape change and the urbanization process in EuropeLandscape Urban Plan6792610.1016/S0169-2046(03)00026-4Open DOISearch in Google Scholar

Arheimer, B. & Lidén, R. (2000). Nitrogen and phosphorus concentrations from agricultural catchments – influence of spatial and temporal variable. J. Hydrol. 227: 140–159. 10.1016/S0022-1694(99)00177-8.ArheimerB.LidénR.2000Nitrogen and phosphorus concentrations from agricultural catchments – influence of spatial and temporal variableJ. Hydrol22714015910.1016/S0022-1694(99)00177-8Open DOISearch in Google Scholar

Bagge, P. & Lehmusluoto, P.O. (1971). Phytoplankton primary production in some Finish coastal areas in relation to pollution. Merentutkimuslait. Julk. 235: 3–18.BaggeP.LehmusluotoP.O.1971Phytoplankton primary production in some Finish coastal areas in relation to pollutionMerentutkimuslait. Julk235318Search in Google Scholar

Bagge, P. & Niemi, A. (1971). Dynamics of phytoplankton primary production and biomass in Loviisa Archipelago (Gulf of Finland). Merentutkimuslait. Julk. 233: 19–41.BaggeP.NiemiA.1971Dynamics of phytoplankton primary production and biomass in Loviisa Archipelago (Gulf of Finland)Merentutkimuslait. Julk2331941Search in Google Scholar

Behrendt, H., Dannowski, R., Deumlich, D., Doležal, F., Kajewski, I. et al. (2005). Nutrient and heavy metals in the Odra River system. Emissions from point and diffuse sources, their loads, and scenario calculations on possible changes. Weiβensee Verlag ökologie, 353 pp.BehrendtH.DannowskiR.DeumlichD.DoležalF.KajewskiI.2005Nutrient and heavy metals in the Odra River system. Emissions from point and diffuse sources, their loads, and scenario calculations on possible changesWeiβensee Verlag ökologie353Search in Google Scholar

Behrendt, H., Kornmilch, M., Korol, R., Strońska, M. & Pagenkopf, W.-G. (1999). Point and diffuse nutrient emissions and transport in the Odra basin and its main tributaries. Acta Hydrochim. Hydrobiol. 27:274-281. 10.1002/(SICI)1521-401X(199911)27:5<274::AID-AHEH274>3.0.CO;2-Z.BehrendtH.KornmilchM.KorolR.StrońskaM.PagenkopfW.-G.1999Point and diffuse nutrient emissions and transport in the Odra basin and its main tributariesActa Hydrochim. Hydrobiol.2727428110.1002/(SICI)1521-401X(199911)27:5<274::AID-AHEH274>3.0.CO;2-ZOpen DOISearch in Google Scholar

Behrendt, H., Opitz, D., Kolanek, A., Korol, R. & Strońska, M. (2008). Changes of the nutrient loads of the Odra River during the last century – their causes and consequences. J. Water Land Dev. No. 12, pp. 127–144.BehrendtH.OpitzD.KolanekA.KorolR.StrońskaM.2008Changes of the nutrient loads of the Odra River during the last century – their causes and consequencesJ. Water Land Dev. No. 1212714410.2478/v10025-009-0010-0Search in Google Scholar

Błaś, M., Sobik, M. & Twarowski, R. (2008). Changes of Cloud water chemical composition in the Western Mountains, Poland. Atmos. Res. 87: 224–231. 10.1016%2Fj.atmosres.2007.11.004.BłaśM.SobikM.TwarowskiR.2008Changes of Cloud water chemical composition in the Western Mountains, PolandAtmos. Res8722423110.1016%2Fj.atmosres.2007.11.004Open DOISearch in Google Scholar

Bodungen, von B., von Bröckel, K., Smetacek, V. & Zeitzschel, B. (1975). Ecological studies on the plankton in the Kiel Bight. Phytoplankton. Merentutkimuslait. Julk. 239: 179–186.Bodungenvon B.von BröckelK.SmetacekV.ZeitzschelB.1975Ecological studies on the plankton in the Kiel Bight. PhytoplanktonMerentutkimuslait. Julk239179186Search in Google Scholar

Botsford, L.W., Castilla, J.C. & Peterson, C.H. (1997). The management of fisheries and marine ecosystems. Science 277(5325): 509–515.BotsfordL.W.CastillaJ.C.PetersonC.H.1997The management of fisheries and marine ecosystemsScience277532550951510.1126/science.277.5325.509Search in Google Scholar

Bouraoui, F. & Grizzetti, B. (2011). Long term change of nutrient concentrations of rivers discharging in European seas. Sci. Total Environ. 409: 4899–4916. 10.1016/j.scitotenv.2011.08.015.BouraouiF.GrizzettiB.2011Long term change of nutrient concentrations of rivers discharging in European seasSci. Total Environ4094899491610.1016/j.scitotenv.2011.08.015Open DOISearch in Google Scholar

Bouwman, A.F., Bierkens, A.F.P., Griffioen, J., Hefting, M.W., Middelburg, J.J. et al. (2013). Nutrient dynamics, transfer and retention along the aquatic continuum from land to ocean: towards integration of ecological and biogeochemical models. Biogeosciences 10: 1–22. 10.5194/bg-10-1-2013.BouwmanA.F.BierkensA.F.P.GriffioenJ.HeftingM.W.MiddelburgJ.J.2013Nutrient dynamics, transfer and retention along the aquatic continuum from land to ocean: towards integration of ecological and biogeochemical modelsBiogeosciences1012210.5194/bg-10-1-2013Open DOISearch in Google Scholar

Boynton, W.R., Garber, J.H., Summers, R. & Kemp, W.M. (1995). Inputs, transformation, and transport of nitrogen and phosphorus in Chesapeake Bay and selected tributaries. Estuaries 18: 285–314. 0160-8347/95/01B285-30501.50/0.BoyntonW.R.GarberJ.H.SummersR.KempW.M.1995Inputs, transformation, and transport of nitrogen and phosphorus in Chesapeake Bay and selected tributariesEstuaries182853140160-8347/95/01B285-30501.50/0Open DOISearch in Google Scholar

Cardinale, M. & Arrhenius, F. (2000). Decreasing weight-at-age of Atlantic herring (clupea harengus) from the Baltic Sea between 1986–1996; A statistical analysis. ICES J. Mar. Sci. 57: 882–893. 10.1006/jmsc.2000.057.CardinaleM.ArrheniusF.2000Decreasing weight-at-age of Atlantic herring (clupea harengus) from the Baltic Sea between 1986–1996; A statistical analysisICES J. Mar. Sci5788289310.1006/jmsc.2000.057Open DOISearch in Google Scholar

Cardinale, M., Casini, M. & Arrhenius, F. (2002). The influence of biotic and abiotic factors on the growth of sprat (Sprattus sprattus) in the Baltic Sea. Aquatic Living Resources 15: 273–281. 10.1016/S0990-7440(02)01188-9.CardinaleM.CasiniM.ArrheniusF.2002The influence of biotic and abiotic factors on the growth of sprat (Sprattus sprattus) in the Baltic SeaAquatic Living Resources1527328110.1016/S0990-7440(02)01188-9Open DOISearch in Google Scholar

Cardinale, M., Möllmann, C., Bartolino, V, Casini, M., Kornilovs, G. et al. (2009). Effect of environmental variability and spawner characteristics on the recruitment of Baltic herring Clupea herengus populations.Mar. Ecol. Prog. Ser. 388: 221–234. 10.3354/meps08125.CardinaleM.MöllmannC.BartolinoV.CasiniM.KornilovsG.2009Effect of environmental variability and spawner characteristics on the recruitment of Baltic herring Clupea herengus populationsMar. Ecol. Prog. Ser38822123410.3354/meps08125Open DOISearch in Google Scholar

Casini, M. (2011). Ecosystems shifts in the Baltic Sea. In V. Kelmelyte (Ed.), Regime shifts in marine ecosystems; how overfishing can provoke sudden ecosystem changes (pp. 45–81). Workshop, European Parliament, Directorate-General for Internal Policies, Policy Department, Structural and Cohesion Policies.CasiniM.2011Ecosystems shifts in the Baltic SeaKelmelyteV.Regime shifts in marine ecosystems; how overfishing can provoke sudden ecosystem changes4581Workshop, European Parliament, Directorate-General for Internal Policies, Policy Department, Structural and Cohesion PoliciesSearch in Google Scholar

Casini, M., Lövgren, J., Hjelm, J., Cardinale, M., Molinero, J.- C. et al. (2008). Multi-level trophic cascades in heavily exploited open marine ecosystems. Proceedings of the Royal Society, Biol.Sci. 275(1644): 1793–1801. 10.1098%2Frspb.2007.1752.CasiniM.LövgrenJ.HjelmJ.CardinaleM.MolineroJ.- C.2008Multi-level trophic cascades in heavily exploited open marine ecosystemsProceedings of the Royal Society, Biol.Sci.27516441793180110.1098%2Frspb.2007.1752Open DOISearch in Google Scholar

Conley, D.J., Humborg, C., Smedberg, E., Rahm,. L., Papuch, L.et al. (2008). Past, present and future state of the biogeochemical Si cycle in the Baltic Sea. J. Mar. Syst. 73: 338–346. 10.1016/j.jmarsys.2007.10.016.ConleyD.J.HumborgC.SmedbergE.RahmL.PapuchL.2008Past, present and future state of the biogeochemical Si cycle in the Baltic SeaJ. Mar. Syst7333834610.1016/j.jmarsys.2007.10.016Open DOISearch in Google Scholar

Crutzen, P.J. & Stoermer, E.F. (2000). Global Change Newsletter 41: 17–18.CrutzenP.J.StoermerE.F.2000Global Change Newsletter411718Search in Google Scholar

Danielsson, Å., Papush, L. & Rahm, L. (2008). Alterations in nutrient limitations – Scenarios of a changing Baltic Sea. J. Mar. Syst. 73: 263–283. 10.1016/j.jmarsys.2007.10.015.DanielssonÅ.PapushL.RahmL.2008Alterations in nutrient limitations – Scenarios of a changing Baltic SeaJ. Mar. Syst7326328310.1016/j.jmarsys.2007.10.015Open DOISearch in Google Scholar

Dascalov, G.M. (2002). Overfishing drives a trophic cascade in the Black Sea. Mar. Ecol. Prog. Ser. 225: 53–63.DascalovG.M.2002Overfishing drives a trophic cascade in the Black SeaMar. Ecol. Prog. Ser225536310.3354/meps225053Search in Google Scholar

Dascalov, G.M. (2011). Ecosystem shifts in the Black Sea. In V. Kelmelyte (Ed.), Regime shifts in marine ecosystems; how overfishing can provoke sudden ecosystem changes (174 pp.). Workshop, European Parliament, Directorate-General for Internal Policies, Policy Department, Structural and Cohesion Policies.DascalovG.M.2011Ecosystem shifts in the Black SeaKelmelyteV.Regime shifts in marine ecosystems; how overfishing can provoke sudden ecosystem changes174Workshop, European Parliament, Directorate-General for Internal Policies, Policy Department, Structural and Cohesion PoliciesSearch in Google Scholar

De Wit, M. (2000). Modelling nutrient fluxes from source to river load: a macroscopic analysis applied to the Rhine and Elbe basins. Hydrobiologia 410: 123–130.De WitM.2000Modelling nutrient fluxes from source to river load: a macroscopic analysis applied to the Rhine and Elbe basinsHydrobiologia41012313010.1007/978-94-017-2163-9_14Search in Google Scholar

Diekmann, R. & Möllmann, C. (2010). Integrated ecosystem assessments of seven Baltic Sea areas covering the last three decades. ICES Cooperative Research Report 302, 90 pp.DiekmannR.MöllmannC.2010Integrated ecosystem assessments of seven Baltic Sea areas covering the last three decadesICES Cooperative Research Report 30290Search in Google Scholar

Duarte, C.M. (2009). Coastal eutrophication research: a new awareness. Hydrobiologia 629: 263–269. 10.1007/s10750-009-9795-8.DuarteC.M.2009Coastal eutrophication research: a new awarenessHydrobiologia62926326910.1007/s10750-009-9795-8Open DOISearch in Google Scholar

Duarte, C.M., Conley, D.J., Carstensen, J. & Sanchez-Camacho, M. (2009). Return to Neverland: Shirting baselines affect eutrophication restoration targets. Estuar. Coast. 32: 29–36. 10.1007/s12237-008-9111-2.DuarteC.M.ConleyD.J.CarstensenJ.Sanchez-CamachoM.2009Return to Neverland: Shirting baselines affect eutrophication restoration targetsEstuar. Coast32293610.1007/s12237-008-9111-2Open DOISearch in Google Scholar

Dz. U. of 5 August 2016, item 1178. (2016). Rozporządzenie Ministra Środowiska z dnia 19 lipca 2016 r. w sprawie form i sposobu prowadzenia monitoringu jednolitych części wöd powierzchniowych i podziemnych.Dz. U. of 5 August 2016, item 11782016Rozporządzenie Ministra Środowiska z dnia 19 lipca 2016 r. w sprawie form i sposobu prowadzenia monitoringu jednolitych części wöd powierzchniowych i podziemnychSearch in Google Scholar

EC (2000). Directive 2000/60/EC of the European Parliament and the Council establishing a framework for community action in the field of water policy Off. J. Eur. Communities, p. 327.EC2000Directive 2000/60/EC of the European Parliament and the Council establishing a framework for community action in the field of water policyOff. J. Eur. Communities327Search in Google Scholar

EC (2008). Directive 2008/56/EC of the European Parliament and the Council establishing a framework for community action in the field of marine environmental policy, L 164. Off. J. Eur. Communities.EC2008Directive 2008/56/EC of the European Parliament and the Council establishing a framework for community action in the field of marine environmental policy, L 164Off. J. Eur. CommunitiesSearch in Google Scholar

Edler, L. (1978). Phytoplankton production in the Sound. Kieler Meeresforsch. Sonderh. 4: 139–146.EdlerL.1978Phytoplankton production in the SoundKieler Meeresforsch. Sonderh4139146Search in Google Scholar

EEC (1991a). Council Directive 91/676/EEC concerning the protection of waters against pollution caused by nitrates from agricultural sources, L 375. Off. J. Eur. Communities.EEC1991aCouncil Directive 91/676/EEC concerning the protection of waters against pollution caused by nitrates from agricultural sources, L 375Off. J. Eur. CommunitiesSearch in Google Scholar

EEC (1991b). Council Directive 91/271/EEC concerning urban waste water treatment, L 135. Off. J. Eur. Communities.EEC1991bCouncil Directive 91/271/EEC concerning urban waste water treatment, L 135Off. J. Eur. CommunitiesSearch in Google Scholar

European Environment Agency (2014). http://www.eea.europa.eu/data-and-maps/indicators/nutrients-in-freshwater/nutrients-in-freshwater-assessment-published-6. Retrieved on 5 June 2015.European Environment Agency2014http://www.eea.europa.eu/data-and-maps/indicators/nutrients-in-freshwater/nutrients-in-freshwater-assessment-published-6Retrieved on 5 June 2015Search in Google Scholar

European Union (EU) (2016). Combating eutrophication in the Baltic Sea: further and more effective action needed. Special Report No. 03, 71 pp.European Union (EU)2016Combating eutrophication in the Baltic Sea: further and more effective action neededSpecial Report No. 0371Search in Google Scholar

Fal, B., Bogdanowicz, E., Czernuszenko, W., Dobrzyńska, I. & Koczyńska, A. (2000). Przepływy charakterystyczne głównych rzek polskich w latach 1951–1995. Materiaty Badawcze, Seria: Hydrologia i Oceanologia, Instytut Meteorologii i Gospodarki Wodnej, Warszawa. 26, 137 pp.FalB.BogdanowiczE.CzernuszenkoW.DobrzyńskaI.KoczyńskaA.2000Przepływy charakterystyczne głównych rzek polskich w latach 1951–1995Materiaty Badawcze, Seria: Hydrologia i Oceanologia, Instytut Meteorologii i Gospodarki WodnejWarszawa26137Search in Google Scholar

Flinkman, J., Aro, E., Vourinen, I. & Viitasalo, M. (1998). Changes in northern Baltic zooplankton and herring nutrition from 1980s to 1990s: top-down and bottom-up processes at work. Mar. Ecol. Prog. Ser. 165: 127–136.FlinkmanJ.AroE.VourinenI.ViitasaloM.1998Changes in northern Baltic zooplankton and herring nutrition from 1980s to 1990s: top-down and bottom-up processes at workMar. Ecol. Prog. Ser16512713610.3354/meps165127Search in Google Scholar

Forsskåhl, M., Laakkonen A., Leppänen J-M., Niemi, A., Sundberg A. et al. (1982). Seasonal cycle of production and sedimentation of organic matter at the entrance to the Gulf of Finland. Neth. J. Sea Res. 16: 290–299.ForsskåhlM.LaakkonenA.LeppänenJ-M.NiemiA.SundbergA.1982Seasonal cycle of production and sedimentation of organic matter at the entrance to the Gulf of FinlandNeth. J. Sea Res1629029910.1016/0077-7579(82)90037-0Search in Google Scholar

Gadegast, M., Hirt, U., Opitz, D. & Venohr, M. (2012). Modelling changes in nitrogen emission into the Oder River System 1875–1944. Reg. Environ. Change 12: 571–580.GadegastM.HirtU.OpitzD.VenohrM.2012Modelling changes in nitrogen emission into the Oder River System 1875–1944Reg. Environ. Change1257158010.1007/s10113-011-0270-5Search in Google Scholar

Garcia, N.V., Wasilewicz, M., Tronscoso, R.A., Zalewski, T., Soszka, H. et al. (2012). Weryfikacja wartości granicznych dla oceny stanu ekologicznego rzek i jezior w zakresie elementów fzykochemicznychzuwzgiędnieniem warunkow charakterystycznych dla poszczególnych typow wód. ADASA, IOŚ-PIB, 180 pp.GarciaN.V.WasilewiczM.TronscosoR.A.ZalewskiT.SoszkaH.2012Weryfikacja wartości granicznych dla oceny stanu ekologicznego rzek i jezior w zakresie elementów fzykochemicznychzuwzgiędnieniem warunkow charakterystycznych dla poszczególnych typow wódADASAIOŚ-PIB180Search in Google Scholar

Gargas, E., Nielsen, C. & Morgensen, S. (1978). Phytoplankton production, chlorophyll-a and nutrients in the open Danish waters, 1975–1977. The Belt Project, Horsholm: 3–65.GargasE.NielsenC.MorgensenS.1978Phytoplankton production, chlorophyll-a and nutrients in the open Danish waters, 1975–1977The Belt Project, Horsholm365Search in Google Scholar

Grimvall, A. & Stålnacke, P. (1996). Statistical methods for source apportionment of riverine loads and pollutants. Environmetrics 7: 201–213. 10.1002/(SICI)1099-095X(199603)7:2<201::AID-ENV205>3.0.CO;2-R.GrimvallA.StålnackeP.1996Statistical methods for source apportionment of riverine loads and pollutantsEnvironmetrics720121310.1002/(SICI)1099-095X(199603)7:2<201::AID-ENV205>3.0.CO;2-ROpen DOISearch in Google Scholar

Grimvall, A., Stålnacke, P. & Tonderski, A. (2000). Timescales of nutrient losses from land to sea – an European perspective. Ecol. Eng. 14: 363–371. 10.1016/S0925-8574(99)00061-0.GrimvallA.StålnackeP.TonderskiA.2000Timescales of nutrient losses from land to sea – an European perspectiveEcol. Eng1436337110.1016/S0925-8574(99)00061-0Open DOISearch in Google Scholar

Grizzetti, B., Bouraoui, F., De Marsily, G. & Bidoglio, G. (2005). A statistical method for source apportionment of riverine nitrogen loads. J. Hydrol. 304: 302–315. 10.1016/j.jhydrol.2004.07.036.GrizzettiB.BouraouiF.De MarsilyG.BidoglioG.2005A statistical method for source apportionment of riverine nitrogen loadsJ. Hydrol30430231510.1016/j.jhydrol.2004.07.036Open DOISearch in Google Scholar

GUS (Central Statistical Office) (1991–2016). Environment, Yearbooks issued in 1991–2016, Warszawa.GUS (Central Statistical Office)1991–2016EnvironmentYear books issued in 1991–2016WarszawaSearch in Google Scholar

GUS (Central Statistical Office) (2015). Statistical Yearbook of the Republic of Poland. Warszawa.GUS (Central Statistical Office)2015Statistical Yearbook of the Republic of PolandWarszawaSearch in Google Scholar

Gunnarsson, J.S., Björk, M., Gilek, M, Granberg M.E. & Rosenberg, R. (2000). Effects of eutrophication on contaminant cycling in marine benthic systems. AMBIO 29: 252–259.GunnarssonJ.S.BjörkM.GilekMGranbergM.E.RosenbergR.2000Effects of eutrophication on contaminant cycling in marine benthic systemsAMBIO2925225910.1579/0044-7447-29.4.252Search in Google Scholar

Gustafsson, B.G., Schenk, F., Blenckner, T., Eilola, K., Meier, M. et al. (2012). Reconstructing the development of Baltic Sea eutrophication 1950–2006. AMBIO 41: 534–548.GustafssonB.G.SchenkF.BlencknerT.EilolaK.MeierM.2012Reconstructing the development of Baltic Sea eutrophication 1950–2006AMBIO4153454810.1007/s13280-012-0318-xSearch in Google Scholar

Håkanson, L. & Bryhn, A.C. (2008). Eutrophication in the Baltic Sea; Present situation, Nutrient transport, Processes, Remedial strategies. Environmental Science and Engineering; Subseries: Environmental Science. Springer-Verlag Berlin, Heidelberg, 261 pp.HåkansonL.BryhnA.C.2008Eutrophication in the Baltic Sea; Present situation, Nutrient transport, Processes, Remedial strategies. Environmental Science and Engineering; Subseries: Environmental ScienceSpringer-Verlag BerlinHeidelberg261Search in Google Scholar

Håkanson, L., Ragnarsson Stabo, H. & Bryhn, A.C. (2010). The Fish Production Potential of the Baltic Sea. A new General Approach for Optimizing Fish Quota Including a Holistic Management Plan Based on Ecosystem Modeling. Springer Heidelberg Dordrecht London New York, 396 pp.HåkansonL.Ragnarsson StaboH.BryhnA.C.2010The Fish Production Potential of the Baltic Sea. A new General Approach for Optimizing Fish Quota Including a Holistic Management Plan Based on Ecosystem ModelingSpringer Heidelberg DordrechtLondon New York39610.1007/978-3-642-11562-2Search in Google Scholar

Hansson, M. & Andersson, L. (2015). Oxygen survey in the Baltic Sea 2015; Extent of anoxia and hypoxia, 1960–2015; The major inflow in December 2015. Report Oceanogr. 53, 24 pp.HanssonM.AnderssonL.2015Oxygen survey in the Baltic Sea 2015; Extent of anoxia and hypoxia, 1960–2015; The major inflow in December 2015Report Oceanogr.5324Search in Google Scholar

Hare, S.R. & Mantua, N.J. (2000). Empirical evidence for North Pacific regime shifts in 1977 and 1989. Prog. Oceanogr. 47: 103–145.HareS.R.MantuaN.J.2000Empirical evidence for North Pacific regime shifts in 1977 and 1989Prog. Oceanogr4710314510.1016/S0079-6611(00)00033-1Search in Google Scholar

Hatfield, J.L. & Follett, R.F. (2008). Nitrogen in the Environment (second edition): Sources, Problems and Management. Academic Press, 702 pp.HatfieldJ.L.FollettR.F.2008Nitrogen in the Environment (second edition): Sources, Problems and ManagementAcademic Press702Search in Google Scholar

Haycock, N.E., Pinay, G., Walker, C. (1993). Nitrogen retention in river corridors: European perspective. AMBIO 22(6): 340–346.HaycockN.E.PinayG.WalkerC.1993Nitrogen retention in river corridors: European perspectiveAMBIO226340346Search in Google Scholar

Heisler, J., Glibert, P.M., Burkholder, J.M., Anderson, D.M., Cochlan, W. et al. (2008). Eutrophication and harmful algal blooms: A scientific consensus, Harmful Algae 8: 3–13. 10.1016/j.hal.2008.08.006.HeislerJ.GlibertP.M.BurkholderJ.M.AndersonD.M.CochlanW.2008Eutrophication and harmful algal blooms: A scientific consensusHarmful Algae831310.1016/j.hal.2008.08.006Open DOISearch in Google Scholar

HELCOM (2004). The Fourth Baltic Sea Pollution Load Compilation (PLC-4). Baltic Marine Environ. Protection Com. Proc. 93.HELCOM2004The Fourth Baltic Sea Pollution Load Compilation (PLC-4)Baltic Marine Environ.Protection Com. Proc. 93Search in Google Scholar

HELCOM (2007). Towards a Baltic Unaffected by eutrophication, HELCOM Overview 2007, HELCOM Ministerial Meeting, Kraków, Poland.HELCOM2007Towards a Baltic Unaffected by eutrophicationHELCOM Overview 2007HELCOM Ministerial MeetingKraków, PolandSearch in Google Scholar

HELCOM (2009a). HELCOM JCP pollution Hot Spots as for March 2008. (http://www.helcom.fi/projects/jcp/hotspots/en_GB/hotspots/).HELCOM2009aHELCOM JCP pollution Hot Spots as for March 2008http://www.helcom.fi/projects/jcp/hotspots/en_GB/hotspots/Search in Google Scholar

HELCOM (2009b). Eutrophication in the Baltic Sea – An integrated thematic assessment of the effects of nutrient enrichment and eutrophication in the Baltic Sea region. Baltic Sea Environ. Proc. 155B.HELCOM2009bEutrophication in the Baltic Sea – An integrated thematic assessment of the effects of nutrient enrichment and eutrophication in the Baltic Sea regionBaltic Sea Environ. Proc. 155BSearch in Google Scholar

HELCOM (2009c). Biodiversity in the Baltic Sea – An integrated thematic assessment on biodiversity and nature conservation in the Baltic Sea. Baltic Sea Environ. Proc. No. 116B.HELCOM2009cBiodiversity in the Baltic Sea – An integrated thematic assessment on biodiversity and nature conservation in the Baltic SeaBaltic Sea Environ. Proc. No. 116BSearch in Google Scholar

HELCOM (2010). Ecosystem Health of the Baltic Sea. HELCOM Initial Holistic Assessment. Baltic Sea Environ. Proc. 122.HELCOM2010Ecosystem Health of the Baltic SeaHELCOM Initial Holistic AssessmentBaltic Sea Environ. Proc. 122Search in Google Scholar

HELCOM (2011). Fifth Baltic Sea Pollution Load Compilation (PLC-5). Baltic Sea Environ. Proc. 128: 1–217.HELCOM2011Fifth Baltic Sea Pollution Load Compilation (PLC-5)Baltic Sea Environ. Proc.1281217Search in Google Scholar

HELCOM (2013a). HELCOM Copenhagen Ministerial Declaration: Taking further action to implement the Baltic Sea Action Plan – reaching a good environmental status for a healthy Baltic Sea, 3 October 2013, Copenhagen, Denmark. HELCOM Declaration, 19 pp.HELCOM2013aHELCOM Copenhagen Ministerial Declaration: Taking further action to implement the Baltic Sea Action Plan – reaching a good environmental status for a healthy Baltic Sea, 3 October 2013, CopenhagenDenmark. HELCOM Declaration19Search in Google Scholar

HELCOM (2013b). Approaches and methods for eutrophication target setting in the Baltic Sea region. Baltic Sea Environ. Proc. 133: 1–134.HELCOM2013bApproaches and methods for eutrophication target setting in the Baltic Sea regionBaltic Sea Environ. Proc.1331134Search in Google Scholar

HELCOM (2013c). Summary report on development of revised Maximum Allowable Inputs (MAI) and updated Country Allocated Reduction Targets (CART) of the Baltic Sea Action: Environmental Science. Springer-Verlag Berlin, Heidelberg, 261 pp.HELCOM2013cSummary report on development of revised Maximum Allowable Inputs (MAI) and updated Country Allocated Reduction Targets (CART) of the Baltic Sea ActionEnvironmental ScienceSpringer-Verlag BerlinHeidelberg261Search in Google Scholar

HELCOM (2015). Updated Fifth Baltic Sea Pollution Load Compilation (PLC-5.5). Baltic Sea Environ. Proc. 145.HELCOM2015Updated Fifth Baltic Sea Pollution Load Compilation (PLC-5.5)Baltic Sea Environ. Proc.145Search in Google Scholar

Hinrichsen, H-H., St John, M., Lehmann, A., MacKenzie, B.R. & Köster, F.W. (2002). Resolving the impact of shortterm variations in physical processes impacting on the spawning environment of eastern Baltic cod: application of a 3-D hydrodynamic model. J. Mar. Syst. 32: 281–294.HinrichsenH-H.St JohnM.LehmannA.MacKenzieB.R.KösterF.W.2002Resolving the impact of shortterm variations in physical processes impacting on the spawning environment of eastern Baltic cod: application of a 3-D hydrodynamic modelJ. Mar. Syst3228129410.1016/S0924-7963(02)00040-4Search in Google Scholar

Hirsch, R.M., & Slack, J.R. (1984). A nonparametric trend test for seasonal data with serial dependence. Water Resour. Res. 20: 727–732.HirschR.M.SlackJ.R.1984A nonparametric trend test for seasonal data with serial dependenceWater Resour. Res2072773210.1029/WR020i006p00727Search in Google Scholar

Howarth, R.W. (2008). Coastal nitrogen pollution: A review of sources and trends globally and regionally. Harmful Algae 8: 14–20. 10.1016/j.hal.2008.08.015.HowarthR.W.2008Coastal nitrogen pollution: A review of sources and trends globally and regionallyHarmful Algae8142010.1016/j.hal.2008.08.015Open DOISearch in Google Scholar

Howarth, R.W., Billen, G., Swaney, D., Townsend, A., Jaworski, N.et al. (1996). Regional nitrogen budgets and riverine N & P fluxes for the drainages to the North Atlantic Ocean: Natural and human influence. Biogeochemistry 35: 75–139.HowarthR.W.BillenG.SwaneyD.TownsendA.JaworskiN.1996Regional nitrogen budgets and riverine N & P fluxes for the drainages to the North Atlantic Ocean: Natural and human influenceBiogeochemistry357513910.1007/978-94-009-1776-7_3Search in Google Scholar

Howarth, R.W., Jensen, H.S., Marino, R. & Postma, H. (1995). Transport to and processing of P in near-shore and oceanic waters. In H. Tiessen (Ed.), Phosphorus in the global environment: transfers, cycles and management (pp. 323–345). SCOPE. Wiley & Sons, Chichester, UK.HowarthR.W.JensenH.S.MarinoR.PostmaH.1995Transport to and processing of P in near-shore and oceanic watersTiessenH.Phosphorus in the global environment: transfers, cycles and management323345SCOPE. Wiley & SonsChichester, UKSearch in Google Scholar

Humborg, C., Pastuszak, M., Aigars, J., Siegmund, H., Mörth, C-M. et al. (2006). Decreased silica land-sea fluxes through damming in the Baltic Sea catchment – significance of particle trapping and hydrological alterations. Biogeochemistry 77: 265–281. 10.1007/s10533-005-1533-3.HumborgC.PastuszakM.AigarsJ.SiegmundH.MörthC-M.2006Decreased silica land-sea fluxes through damming in the Baltic Sea catchment – significance of particle trapping and hydrological alterationsBiogeochemistry7726528110.1007/s10533-005-1533-3Open DOISearch in Google Scholar

Hurrell, J.W. (1995). Decadal trends in the North Atlantic Oscillation: regional temperatures and precipitation. Science 269: 676–679.HurrellJ.W.1995Decadal trends in the North Atlantic Oscillation: regional temperatures and precipitationScience.26967667910.1126/science.269.5224.67617758812Search in Google Scholar

Hussian, M., Grimvall, A. & Petersen, W. (2004). Estimation of the human impact on nutrient loads carried by the Elbe River. Environ. Monit. Assess. 96: 15–33.HussianM.GrimvallA.PetersenW.2004Estimation of the human impact on nutrient loads carried by the Elbe River. EnvironMonit. Assess96153310.1023/B:EMAS.0000031722.88972.62Search in Google Scholar

ICES WGIAB Report (2011). Report of the ICES/HELCOM Working Group on Integrated Assessment of the Baltic Sea (WGIAB), 4–8 April 2011, Mollorca, Spain. 139 pp.ICES WGIAB Report2011Report of the ICES/HELCOM Working Group on Integrated Assessment of the Baltic Sea (WGIAB)4–8 April 2011Mollorca, Spain139Search in Google Scholar

Igras, J. & Fotyma, M. (2012). Phosphorus utilization and diffuse losses in agricultural crop production. In M. Pastuszak & J. Igras (Eds.), Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea (pp.163–192). National Marine Fisheries Research Institute-Institute of Soil Science and Plant Cultivation – State Research Institute-Fertilizer Research Institute, Gdynia-Puławy,IgrasJ.FotymaM.2012Phosphorus utilization and diffuse losses in agricultural crop productionPastuszakM.IgrasJ.Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea163192National Marine Fisheries Research Institute-Institute of Soil Science and Plant Cultivation – State Research Institute-Fertilizer Research InstituteGdynia-PuławySearch in Google Scholar

IMWM (Institute of Meteorology and Water Management) in Gdynia (1989–2001). Annual Reports “Warunki środowiskowe połskiej strefy potudniowego Bałtyku” (“Environmental conditions in the Polish zone of the southern Baltic Sea”) (In Polish).IMWM (Institute of Meteorology and Water Management) in Gdynia1989–2001Annual Reports “Warunki środowiskowe połskiej strefy potudniowego Bałtyku”(“Environmental conditions in the Polish zone of the southern Baltic Sea”)(In Polish)Search in Google Scholar

IMWM (Institute of Meteorology and Water Management) in Warsaw (1990–2002). Monthly Bulletins “Zasoby Wodne Kraju” (“Water Resources in Poland”) (In Polish).IMWM (Institute of Meteorology and Water Management) in Warsaw1990–2002Monthly Bulletins “Zasoby Wodne Kraju”(“Water Resources in Poland”)(In Polish)Search in Google Scholar

IMWM (Institute of Meteorology and Water Management) in Warsaw (2003–2015). “Miesięczne Biuletyny Państwowej Stuzby Hydrologiczno-Meteorologicznej”, Warszawa (“Monthly Bulletins of the National Hydrological and Meteorological Service”) (In Polish).IMWM (Institute of Meteorology and Water Management) in Warsaw2003–2015“Miesięczne Biuletyny Państwowej Stuzby Hydrologiczno-Meteorologicznej”Warszawa (“Monthly Bulletins of the National Hydrological and Meteorological Service”)(In Polish)Search in Google Scholar

Jadczyszyn, T. & Rutkowska, A. (2012). The role of regulations in the protection of water resources. In M. Pastuszak & J. Igras (Eds.), Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea (pp. 245–261). National Marine Fisheries Research Institute-Institute of Soil Science and Plant Cultivation – State Research Institute-Fertilizer Research Institute, Gdynia-Puławy.JadczyszynT.RutkowskaA.2012The role of regulations in the protection of water resourcesPastuszakM.IgrasJ.Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea245261National Marine Fisheries Research Institute-Institute of Soil Science and Plant Cultivation – State Research Institute-Fertilizer Research InstituteGdynia-PuławySearch in Google Scholar

Jarosiewicz, A. (2009). Transformation of the water quality in the Słupia River (Poland) Environment Technology Resources. Proceedings of the 7^th International Scientific and Practical Conference. II, pp. 64–70.JarosiewiczA.2009Transformation of the water quality in the Słupia River (Poland) Environment Technology ResourcesProceedings of the 7^th International Scientific and Practical Conference. II647010.17770/etr2009vol2.1024Search in Google Scholar

Kaiser, W., Renk, H. & Schultz, S. (1981). Die Primärproduktion der Ostsee. Geod. Geoph. Veröff., Reihe IV33: 27–52.KaiserW.RenkH.SchultzS.1981Die Primärproduktion der OstseeGeod. Geoph. Veröff., Reihe IV332752Search in Google Scholar

Kata, R. & Miś, T. (2006). Regional disparities of Poland’s agriculture in aspect of its financing from the European Union funds, In New Members – New Challenges for the European Regional Development Policy (pp. 164–170). Novy Smokovec: Technical University of Košice, University of Economics in Bratislava, German Section in ERSA.KataR.MiśT.2006Regional disparities of Poland’s agriculture in aspect of its financing from the European Union fundsNew Members – New Challenges for the European Regional Development Policy164170Novy SmokovecTechnical University of Košice, University of Economics in Bratislava, German Section in ERSASearch in Google Scholar

Köster, F.W. & Möllmann, C. (2000). Egg cannibalism in Baltic sprat (Sprattus sprattus) Mar. Ecol. Prog. Ser. 196: 269–277.KösterF.W.MöllmannC.2000Egg cannibalism in Baltic sprat(Sprattus sprattus) Mar. Ecol. Prog. Ser19626927710.3354/meps196269Search in Google Scholar

Köster, F.W., Hinrichsen, H-H., Schnack, D., St John, M.A., MacKenzie, B.R. et al. (2003). Recruitment of Baltic cod and sprat stocks: Identification of critical life stages and incorporation of environmental variability into stockrecruitment relationships. Sci. Mari. 67: 129–154.KösterF.W.HinrichsenH-H.SchnackD.St JohnM.A.MacKenzieB.R.2003Recruitment of Baltic cod and sprat stocks: Identification of critical life stages and incorporation of environmental variability into stockrecruitment relationshipsSci. Mari6712915410.3989/scimar.2003.67s1129Search in Google Scholar

Köster, F.W., Möllmann, C., Hinrichsen, H-H., Weland, K., Tomkiewicz, J. et al. (2005). Baltic cod recruitment – the impact of climate variability on key processes. ICES J. Mar. Sci. 62: 1408–1425.KösterF.W.MöllmannC.HinrichsenH-H.WelandK.TomkiewiczJ.2005Baltic cod recruitment – the impact of climate variability on key processesICES J. Mar. Sci621408142510.1016/j.icesjms.2005.05.004Search in Google Scholar

Kowalkowski, T. (2009). Classification of Nutrient Emission Sources in the Vistula River System. Environ. Pollut. 157: 1867–1872.KowalkowskiT.2009Classification of Nutrient Emission Sources in the Vistula River SystemEnviron. Pollut1571867187210.1016/j.envpol.2009.01.018Search in Google Scholar

Kowalkowski, T. & Buszewski, B. (2006). Emission of nitrogen and phosphorus in Polish rivers: past, present, and future in the Vistula River catchment. Environ. Eng. Sci. 23(4): 615–622. 10.1016/j.envpol.2009.01.018.KowalkowskiT.BuszewskiB.2006Emission of nitrogen and phosphorus in Polish rivers: past, present, and future in the Vistula River catchmentEnviron. Eng. Sci.23461562210.1016/j.envpol.2009.01.018Open DOISearch in Google Scholar

Kowalkowski, T., Pastuszak, M., Igras, J. & Buszewski, B. (2012). Differences in emission of nitrogen and phosphorus into the Vistula and Oder basins in 1995–2008 – Natural and anthropogenic causes (MONERIS model). J. Mar. Syst. 89: 48–60. 10.1016/j.marsys.2011.07.011.KowalkowskiT.PastuszakM.IgrasJ.BuszewskiB.2012Differences in emission of nitrogen and phosphorus into the Vistula and Oder basins in 1995–2008 – Natural and anthropogenic causes (MONERIS model)J. Mar. Syst89486010.1016/j.marsys.2011.07.011Open DOISearch in Google Scholar

Kronvang, B., Hoffmann, C.C., Svendsen, L.M., Windolf, J., Jensen, P. et al. (1999). Retention of nutrients in river basins. Aquat. Ecol. 33: 29–40.KronvangB.HoffmannC.C.SvendsenL.M.WindolfJ.JensenP.1999Retention of nutrients in river basinsAquat. Ecol33294010.1023/A:1009947907811Search in Google Scholar

Król, M.A. (2015). Legal framework of environmental law for agricultural production in Poland. In M. Podstawka, A. Wicka, J. Sawicka, A. Biernat-Jarka, M. Lemanowicz et al. (Eds.), Scientific Journals. Warsaw University of Life and Sciences – SGGW. 13(62): 87–106.KrólM.A.2015Legal framework of environmental law for agricultural production in PolandPodstawkaM.WickaA.SawickaJ.Biernat-JarkaA.LemanowiczM.Scientific JournalsWarsaw University of Life and Sciences – SGGW136287106Search in Google Scholar

Laaha, G., Gauster, T., Tallaksen, L.M., Vidal, J-P., Stahl, K. et al. (2016). The European 2015 drought from a hydrological perspective. Hydrol. Earth Syst. Sci. Discuss. 10.5194/hess-2016-366.LaahaG.GausterT.TallaksenL.M.VidalJ-P.StahlK.2016The European 2015 drought from a hydrological perspectiveHydrol. Earth Syst. Sci. Discuss.10.5194/hess-2016-366Open DOISearch in Google Scholar

Larsson, U., Elmgren, R. & Wulff, F. (1985). Eutrophication and the Baltic Sea. AMBIO 14: 9–14.LarssonU.ElmgrenR.WulffF.1985Eutrophication and the Baltic SeaAMBIO14914Search in Google Scholar

Laznik, M., Stålnacke, P., Grimvall, A. & Wittgren, H.B. (1999). Riverine input of nutrients to the Gulf of Riga – temporal and spatial variation, J. Mar. Syst. 23: 11–25.LaznikM.StålnackeP.GrimvallA.WittgrenH.B.1999Riverine input of nutrients to the Gulf of Riga – temporal and spatial variationJ. Mar. Syst23112510.1016/S0924-7963(99)00048-2Search in Google Scholar

Lees, K., Pitois, S., Scott, C., Frid, C. & Mackinson, S. (2006). Characterizing regime shifts in marine environment. Fish and Fisheries 7(2): 104–127. 10.1111/j.1467-2979.2006.00215.x.LeesK.PitoisS.ScottC.FridC.MackinsonS.2006Characterizing regime shifts in marine environmentFish and Fisheries7210412710.1111/j.1467-2979.2006.00215.xOpen DOISearch in Google Scholar

Lepistö, A., Granlund, K., Kortelainen, P. & Räike, A. (2006). Nitrogen in river basin: Sources, retention in the surface waters and peatlands, and fluxes to estuaries in Finland. Sci. Total Environ. 365: 238–259. 10.1016/j.scitotenv.2006.02.053.LepistöA.GranlundK.KortelainenP.RäikeA.2006Nitrogen in river basin: Sources, retention in the surface waters and peatlands, and fluxes to estuaries in FinlandSci. Total Environ36523825910.1016/j.scitotenv.2006.02.053Open DOISearch in Google Scholar

Libiseller, C. & Grimvall, A. (2002). Performance of Partial Mann Kendall Tests for Trend Detection in the Presence of Covariates. Environmetrics 13: 71–84.LibisellerC.GrimvallA.2002Performance of Partial Mann Kendall Tests for Trend Detection in the Presence of CovariatesEnvironmetrics13718410.1002/env.507Search in Google Scholar

Lindahl, O. (1977). Studies of the production of phytoplankton in the Baltic in 1976 and a summary of the results from 1973–1976. Meddelande fran Fiskelal. Lysekil 220: 1–55.LindahlO.1977Studies of the production of phytoplankton in the Baltic in 1976 and a summary of the results from 1973–1976Meddelande fran FiskelalLysekil220155Search in Google Scholar

Lipiński, W. (2012). The present state and significance of technical water infrastructure in rural areas. In M. Pastuszak & J. Igras (Eds.), Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea (pp. 227–241). National Marine Fisheries Research Institute-Institute of Soil Science and Plant Cultivation – State Research Institute-Fertilizer Research Institute, Gdynia-Puławy.LipińskiW.2012The present state and significance of technical water infrastructure in rural areasPastuszakM.IgrasJ.Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea227241National Marine Fisheries Research Institute-Institute of Soil Science and Plant Cultivation – State Research Institute-Fertilizer Research Institute, Gdynia-PuławySearch in Google Scholar

Mander, Ű., Kull, A., Kuusemets, V. & Tamm, T. (2000). Nutrient runoff dynamics in a rural catchment: Inf uence of landuse changes, climatic fluctuations and eco-technological measures. Ecol. Eng. 14: 405–417. 10.1016/S0925-8574(99)00064-6.ManderŰ.KullA.KuusemetsV.TammT.2000Nutrient runoff dynamics in a rural catchment: Inf uence of landuse changes, climatic fluctuations and eco-technological measuresEcol. Eng1440541710.1016/S0925-8574(99)00064-6Open DOISearch in Google Scholar

Mayer, A.L. & Rietkerk, M. (2004). The dynamic regime concept for ecosystem management and restoration. Bioscience. 54: 1013–1020.MayerA.L.RietkerkM.2004The dynamic regime concept for ecosystem management and restorationBioscience541013102010.1641/0006-3568(2004)054[1013:TDRCFE]2.0.CO;2Search in Google Scholar

Meier, H.E. & Kauker, F. (2003). Modeling decadal variability of the Baltic Sea: 2. role of freshwater inflows and large-scale atmospheric circulation for salinity. J. Geophys. Res. 108: C11, 3368.MeierH.E.KaukerF.2003Modeling decadal variability of the Baltic Sea: 2. role of freshwater inflows and large-scale atmospheric circulation for salinityJ. Geophys. Res.108C11336810.1029/2003JC001799Search in Google Scholar

Meybeck, M. (2001a). River basin under anthropocene conditions. In B. von Bodungen & K. Turner (Eds.), Science and Integrated Basin Management (pp. 275–294). Dahlem Workshop Series, Wiley.MeybeckM.2001aRiver basin under anthropocene conditionsvon BodungenB.TurnerK.Science and Integrated Basin Management275294Dahlem Workshop SeriesWileySearch in Google Scholar

Meybeck, M. (2001b). Global alteration ofriverine geochemistry under human pressure. In E. Ehlers & S. Kraft (Eds.), Understanding the Earth system: compartments, processes and interactions (pp. 97–113). Springer, Heidelberg.MeybeckM.2001bGlobal alteration ofriverine geochemistry under human pressureEhlersE.KraftS.Understanding the Earth system: compartments, processes and interactions97113SpringerHeidelberg10.1007/978-3-642-56843-5_6Search in Google Scholar

Meybeck, M. (2002). Riverine quality at the Anthropocene: Propositions for global space and time analysis, illustrated by the Seine River. Aquatic Sciences 64: 376–393. 10.1007/PL00012593.MeybeckM.2002Riverine quality at the Anthropocene: Propositions for global space and time analysis, illustrated by the Seine RiverAquatic Sciences6437639310.1007/PL00012593Open DOISearch in Google Scholar

Meybeck, M. (2004). The global change of continental aquatic systems: dominant impacts of human activities. Water Sci. Technol. 49(7): 73–83.MeybeckM.2004The global change of continental aquatic systems: dominant impacts of human activitiesWater Sci. Technol.497738310.2166/wst.2004.0420Search in Google Scholar

Meybeck, M. & Vörosmarty, C.J. (2005). Fluvial filtering of land-to-ocean fluxes: from natural Holocene variations to Anthropocene, C.R. Geosciences 337: 107–123. 10.1016/j.crte.2004.09.016.MeybeckM.VörosmartyC.J.2005Fluvial filtering of land-to-ocean fluxes: from natural Holocene variations to Anthropocene, C.RGeosciences33710712310.1016/j.crte.2004.09.016Open DOISearch in Google Scholar

Meyer, W.B. & Turner, B.L. (1992). Human population growth and global land-use/cover change. Annu. Rev. Ecol. Syst. 23: 39–61.MeyerW.B.TurnerB.L.1992Human population growth and global land-use/cover changeAnnu. Rev. Ecol. Syst23396110.1146/annurev.es.23.110192.000351Search in Google Scholar

Mohrholz, V., Nauman, M., Nausch, G., Krüger, S. & Gräve, U. (2015). Fresh oxygen for the Baltic Sea – An exceptional saline inflow after a decade of stagnation. J. Mar. Syst. 148: 152–166. 10.1016/j.jmarsys.2015.03.005.MohrholzV.NaumanM.NauschG.KrügerS.GräveU.2015Fresh oxygen for the Baltic Sea – An exceptional saline inflow after a decade of stagnationJ. Mar. Syst14815216610.1016/j.jmarsys.2015.03.005Open DOISearch in Google Scholar

Mohrholz, V., Pastuszak, M., Sitek, S., Nagel, K. & Lass, H.U. (1998). The exceptional Oder flood in summer 1997 – Riverine mass and nutrient transport into the Pomeranian Bight. 1998. Dtsch. Hydrogr. Z. 50(2/3): 129–144.MohrholzV.PastuszakM.SitekS.NagelK.LassH.U.1998The exceptional Oder flood in summer 1997 – Riverine mass and nutrient transport into the Pomeranian Bight. 1998Dtsch. Hydrogr. Z.502/312914410.1007/BF02764483Search in Google Scholar

Möllmann, C. (2011). Ecosystem regime shifts triggered by overfishing. In V. Kelmelyte (Ed.), Regime shifts in marine ecosystems; how overfishing can provoke sudden ecosystem changes (174 pp.). Workshop, European Parliament, Directorate-General for Internal Policies, Policy Department, Struct. Cohesion Policies.MöllmannC.2011Ecosystem regime shifts triggered by overfishingKelmelyteV.Regime shifts in marine ecosystems; how overfishing can provoke sudden ecosystem changes174Workshop, European Parliament, Directorate-General for Internal Policies, Policy Department, Struct. Cohesion Policies10.1016/B978-0-12-398315-2.00004-1Search in Google Scholar

Möllmann, C., & Köster, W. (1999). Food consumption by clupeids in the central Baltic: evidence for top-down control? ICES J. Mar. Sci. 56(Suppl.): 110–113.MöllmannC.KösterW.1999Food consumption by clupeids in the central Baltic: evidence for top-down control?ICES J. Mar. Sci.5611011310.1006/jmsc.1999.0630Search in Google Scholar

Möllmann, C. & Köster, W. (2002). Population dynamics of calanoid copepods and the implications of their predation by clupeid fish in the Central Baltic Sea. J. Plankton Res. 24: 959–977. 10.1093/plankt/24.10.959.MöllmannC.KösterW.2002Population dynamics of calanoid copepods and the implications of their predation by clupeid fish in the Central Baltic SeaJ. Plankton Res2495997710.1093/plankt/24.10.959Open DOISearch in Google Scholar

Möllmann, C., Kornilovs, G. & Sidrevics, L. (2000). Long-term dynamics of main zooplankton species in the Central Baltic. J. Plankton Res. 22(11): 2015–2038. 10.1093/plankt/22.11.2015.MöllmannC.KornilovsG.SidrevicsL.2000Long-term dynamics of main zooplankton species in the Central BalticJ. Plankton Res.22112015203810.1093/plankt/22.11.2015Open DOISearch in Google Scholar

Möllmann, C., Diekman., R., Müler-Karulis, B., Kornilovs, G., Plikshs, M. et al. (2009). Reorganization of a large marine ecosystem due to atmospheric and anthropogenic pressure: a discontinuous regime shift in the Central Baltic Sea. Glob. Change Biol. 15: 1377–1393. 10.1111/j.1365-2486.2008.01814.MöllmannC.DiekmanR.Müler-KarulisB.KornilovsG.PlikshsM.2009Reorganization of a large marine ecosystem due to atmospheric and anthropogenic pressure: a discontinuous regime shift in the Central Baltic SeaGlob. Change Biol151377139310.1111/j.1365-2486.2008.01814Open DOISearch in Google Scholar

Möllmann, C., Kornilovs, G., Fetter, M. & Köster, W. (2003). The marine copepod Pseudocalanus elongatus, as a mediator between climate variability and fisheries in the Central Baltic Sea. Fish. Oceanogr. 12: 360–368. 10.1046/j.1365-2419.2003.00257.x.MöllmannC.KornilovsG.FetterM.KösterW.2003The marine copepod Pseudocalanus elongatus, as a mediator between climate variability and fisheries in the Central Baltic SeaFish. Oceanogr1236036810.1046/j.1365-2419.2003.00257.xOpen DOISearch in Google Scholar

Möllmann, C., Kornilovs, G., Fetter, M. & Köster, W. (2004). Feeding ecology of central Baltic Sea herring and sprat. J. Fish Biol. 65: 1563–1581. 10.1111/j.0022-1112.2004.00566.x.MöllmannC.KornilovsG.FetterM.KösterW.2004Feeding ecology of central Baltic Sea herring and spratJ. Fish Biol651563158110.1111/j.0022-1112.2004.00566.xOpen DOISearch in Google Scholar

Möllmann, C., Kornilovs, G., Fetter, M. & Köster, W. (2005). Climate, zooplankton, and pelagic fish growth in the central Baltic Sea. ICES J. Mar. Sci. 62: 1270–1280. 10.1016/j.icesjms.2005.04.021.MöllmannC.KornilovsG.FetterM.KösterW.2005Climate, zooplankton, and pelagic fish growth in the central Baltic SeaICES J. Mar. Sci621270128010.1016/j.icesjms.2005.04.021Open DOISearch in Google Scholar

Moreno, D., Pedrocchi, C., Comín, F.A., García, M. & Cabezas, A. (2007). Creating wetland for the improvement of water quality and landscape restoration in semi-arid zones degraded by intensive agricultural use. Ecol. Eng. 30: 103–111. 10.1016/j.ecoleng.2006.07.001.MorenoD.PedrocchiC.ComínF.A.GarcíaM.CabezasA.2007Creating wetland for the improvement of water quality and landscape restoration in semi-arid zones degraded by intensive agricultural useEcol. Eng3010311110.1016/j.ecoleng.2006.07.001Open DOISearch in Google Scholar

Neal, C., Davies, H. & Neal, M. (2008). Water quality, nutrients and the water framework directive in agricultural region: The lower Humber Rivers, northern England. J. Hydrol. 350: 232–245. 10.1016/j.jhydrol.2007.10.059.NealC.DaviesH.NealM.2008Water quality, nutrients and the water framework directive in agricultural region: The lower Humber Rivers, northern EnglandJ. Hydrol35023224510.1016/j.jhydrol.2007.10.059Open DOISearch in Google Scholar

Ners, K. (1996). Foreign assistance to transition in Central and Eastern Europe, six years of experience. Polish Quarterly of International Affairs 5(3–4): 59–80.NersK.1996Foreign assistance to transition in Central and Eastern Europe, six years of experiencePolish Quarterly of International Affairs53–45980Search in Google Scholar

Niemi, A. (1975). Primary production and environmental conditions in the archipelago and the sea zone. Acta Bot. Fennica 105: 3–73.NiemiA.1975Primary production and environmental conditions in the archipelago and the sea zoneActa Bot. Fennica.105373Search in Google Scholar

Nixon, S.W. (1995). Coastal marine eutrophication: a definition, social causes, and future concerns. Ophelia 41: 199–219. 10.1080/00785236.1995.10422044.NixonS.W.1995Coastal marine eutrophication: a definition, social causes, and future concernsOphelia.4119921910.1080/00785236.1995.10422044Open DOISearch in Google Scholar

Nixon, S.W. (2009). Eutrophication and the macroscope. Hydrobiologia 629: 5–19. 10.1007/s10750-009-9759-z.NixonS.W.2009Eutrophication and the macroscopeHydrobiologia62951910.1007/s10750-009-9759-zOpen DOISearch in Google Scholar

Nixon, S.W. & Fulweiler, R.W. (2009). Nutrient Pollution, eutrophication, and the degradation of coastal marine ecosystems. In C.M. Duarte (Ed.), Global loss of coastal habitats, rates, causes and consequences (pp. 25–48). Foundation BBVA.NixonS.W.FulweilerR.W.2009Nutrient Pollution, eutrophication, and the degradation of coastal marine ecosystemsDuarteC.M.Global loss of coastal habitats, rates, causes and consequences2548Foundation BBVASearch in Google Scholar

Nixon, S.W., Granger, S.L. & Nowicki, B.L. (1995). An assessment of the annual mass balance of carbon, nitrogen, and phosphorus in Narragansett Bay. Biogeochemistry 35: 15–61.NixonS.W.GrangerS.L.NowickiB.L.1995An assessment of the annual mass balance of carbon, nitrogen, and phosphorus in Narragansett BayBiogeochemistry35156110.1007/BF00000805Search in Google Scholar

Nixon, S.W., Ammerman, J.W., Atkinson, L.P., Berounsky, V.M., Billen, G. et al. (1996). The fate of nitrogen and phosphorus at the land-sea margin of the North Atlantic Ocean. Biogeochemistry 35: 141–180.NixonS.W.AmmermanJ.W.AtkinsonL.P.BerounskyV.M.BillenG.1996The fate of nitrogen and phosphorus at the land-sea margin of the North Atlantic OceanBiogeochemistry3514118010.1007/978-94-009-1776-7_4Search in Google Scholar

OECD (2008). OECD Environmental data COMPENDIUM 2006–2008. Organization for Economic Development, Paris.OECD2008OECD Environmental data COMPENDIUM 2006–2008Organization for Economic DevelopmentParisSearch in Google Scholar

Overland, J., Rodionov, S., Minobe, S. & Bond, N. (2008). North Pacific regime shifts: Definitions, issues and recent transitions. Prog. Oceanogr. 77: 92–102. 10.1016/j.pocean.2008.03.016.OverlandJ.RodionovS.MinobeS.BondN.2008North Pacific regime shifts: Definitions, issues and recent transitionsProg. Oceanogr779210210.1016/j.pocean.2008.03.016Open DOISearch in Google Scholar

Österblom, H., Hansson, S., Larsson, U., Hjerne, O., Wulff, F. et al. (2007). Human-induced Trophic Cascades and Ecological Regime Shifts in the Baltic Sea. Ecosystems 10: 877–889. 10.1007/s10021-007-9069-0.ÖsterblomH.HanssonS.LarssonU.HjerneO.WulffF.2007Human-induced Trophic Cascades and Ecological Regime Shifts in the Baltic SeaEcosystems1087788910.1007/s10021-007-9069-0Open DOISearch in Google Scholar

Pastuszak, M. (2012). Description of the Baltic Sea catchment area - focus on the Polish sub-catchment. In M. Pastuszak & J. Igras (Eds.), Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea (pp. 15–44). Gdynia-Puławy: National Marine Fisheries Research Institute – Institute of Soil Science and Plant Cultivation – State Research Institute – Fertilizer Research Institute.PastuszakM.2012Description of the Baltic Sea catchment area - focus on the Polish sub-catchmentPastuszakM.IgrasJ.Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea1544Gdynia-Puławy: National Marine Fisheries Research Institute – Institute of Soil Science and Plant Cultivation – State Research Institute – Fertilizer Research InstituteSearch in Google Scholar

Pastuszak, M. & Witek, Z. (2012). Discharges of water and nutrients by the Vistula and Oder Rivers draining Polish territory. In M. Pastuszak & J. Igras (Eds.), Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea (pp. 311–354). Gdynia-Puławy: National Marine Fisheries Research Institute – Institute of Soil Science and Plant Cultivation – State Research Institute – Fertilizer Research Institute.PastuszakM.WitekZ.2012Discharges of water and nutrients by the Vistula and Oder Rivers draining Polish territoryPastuszakM.IgrasJ.Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea311354Gdynia-Puławy: National Marine Fisheries Research Institute – Institute of Soil Science and Plant Cultivation – State Research Institute – Fertilizer Research InstituteSearch in Google Scholar

Pastuszak, M., Kowalkowski, T. & Igras, J. (2012a). Nitrogen and phosphorus emission into the Vistula and Oder basins – modeling studies (MONERIS). In M. Pastuszak & J. Igras (Eds.), Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea (pp. 265–308). Gdynia-Puławy: National Marine Fisheries Research Institute – Institute of Soil Science and Plant Cultivation – State Research Institute – Fertilizer Research Institute.PastuszakM.KowalkowskiT.IgrasJ.2012aNitrogen and phosphorus emission into the Vistula and Oder basins – modeling studies (MONERIS)PastuszakM.IgrasJ.Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea265308Gdynia-Puławy: National Marine Fisheries Research Institute – Institute of Soil Science and Plant Cultivation – State Research Institute – Fertilizer Research InstituteSearch in Google Scholar

Pastuszak, M., Kowalkowski, T., Kopiński, J., Stalenga, J. & Panasiuk, D. (2014). Impact of forecasted changes in Polish economy (2015 and 2020) on nutrient emission into the river basins. Sci. Total Environ. 493: 32–43. 10.1016/j.scitotenv.2014.05.124.PastuszakM.KowalkowskiT.KopińskiJ.StalengaJ.PanasiukD.2014Impact of forecasted changes in Polish economy (2015 and 2020) on nutrient emission into the river basinsSci. Total Environ493324310.1016/j.scitotenv.2014.05.12424937490Open DOISearch in Google Scholar

Pastuszak, M., Stålnacke, P., Pawlikowski, K. & Witek Z. (2012b). Response of Polish rivers (Vistula, Oder) to reduced pressure from point sources and agriculture during the transition period (1988–2008). J. Mar. Syst. 94: 157–173. 10.1016/j.jmarsys.2011.11.017.PastuszakM.StålnackeP.PawlikowskiK.WitekZ.2012bResponse of Polish rivers (Vistula, Oder) to reduced pressure from point sources and agriculture during the transition period (1988–2008)J. Mar. Syst9415717310.1016/j.jmarsys.2011.11.017Open DOISearch in Google Scholar

Pastuszak, M., Witek, Z., Nagel, K., Wielgat, M. & Grelowski, A. (2005). Role of the Oder estuary (southern Baltic) in transformation of the riverine material. J. Mar. Syst. 57: 30–54. 10.1016%2Fj.jmarsys.2005.04.005.PastuszakM.WitekZ.NagelK.WielgatM.GrelowskiA.2005Role of the Oder estuary (southern Baltic) in transformation of the riverine materialJ. Mar. Syst57305410.1016%2Fj.jmarsys.2005.04.005Open DOISearch in Google Scholar

Pastuszak, M., Zalewski, M., Wodzinowski, T. & Pawlikowski, K.(2016). Eutrofizacja w Morzu Bałtyckim – konieczność holistycznego podejścia do problemu. In I. Psuty (Ed.), 95-lecie Morskiego Instytutu Rybackiego: Aktualne Tematy Badań Naukowych, Tom II – Stan Środowiska Południowego Bałtyku (pp. 13–44). Wydawnictwo MIR-PIB, Gdynia, ISBN 978-83-61650-18-8PastuszakM.ZalewskiM.WodzinowskiT.PawlikowskiK.2016Eutrofizacja w Morzu Bałtyckim – konieczność holistycznego podejścia do problemuPsutyI.95-lecie Morskiego Instytutu Rybackiego: Aktualne Tematy Badań Naukowych, Tom II – Stan Środowiska Południowego Bałtyku1344Wydawnictwo MIR-PIBGdyniaISBN 978-83-61650-18-8Search in Google Scholar

Pietrzak, S. (2012). Nitrogen and phosphorus losses from farms. In M. Pastuszak & J. Igras (Eds.), Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea. (pp. 195–224). National Marine Fisheries Research Institute-Institute of Soil Science and Plant Cultivation – State Research Institute-Fertilizer Research Institute, Gdynia-Puławy, Przydomowe oczyszczalnie, (2012). (http://www.inzynierbudownictwa.pl/technika,materialy_i_technologie,artykul,przydomowe_oczyszczalnie_sciekow_na_terenach_wiejskich. Retrieved on 10 June 2015. (In Polish).PietrzakS.2012Nitrogen and phosphorus losses from farmsPastuszakM.IgrasJ.Temporal and spatial differences in emission of nitrogen and phosphorus from Polish territory to the Baltic Sea195224National Marine Fisheries Research Institute-Institute of Soil Science and Plant Cultivation – State Research Institute-Fertilizer Research InstituteGdynia-Puławy, Przydomowe oczyszczalnie2012http://www.inzynierbudownictwa.pl/technika,materialy_i_technologie,artykul,przydomowe_oczyszczalnie_sciekow_na_terenach_wiejskichRetrieved on 10 June 2015. (In Polish)Search in Google Scholar

Rahm, L., Conley, D., Sandén, P., Wulff, F. & Stålnacke, P. (1996). Time series analysis of nutrient input to the Baltic Sea and changing DSi:DIN ratios. Mar. Ecol. Prog. Ser. 130: 221–228.RahmL.ConleyD.SandénP.WulffF.StålnackeP.1996Time series analysis of nutrient input to the Baltic Sea and changing DSi:DIN ratiosMar. Ecol. Prog. Ser13022122810.3354/meps130221Search in Google Scholar

Rekolainen, S., Pitkänen, H., Bleeker, A. & Felix, S. (1995). Nitrogen and phosphorus fiuxes from Finnish agricultural areas to the Baltic Sea. Nordic Hydrology 26: 55–72.RekolainenS.PitkänenH.BleekerA.FelixS.1995Nitrogen and phosphorus fiuxes from Finnish agricultural areas to the Baltic SeaNordic Hydrology26557210.2166/nh.1995.0004Search in Google Scholar

Renk, H. (1983). Light conditions, chlorophyll-a distribution and primary production in the southern Baltic. Pol. Ecol. Stud. 9: 311–329.RenkH.1983Light conditions, chlorophyll-a distribution and primary production in the southern BalticPol. Ecol. Stud9311329Search in Google Scholar

Renk, H. (1991). Spatial variability and temporal changes in the primary production parameters as indices of Baltic Sea eutrophication. Pol. Arch. Hydrobiol. 38: 163–175.RenkH.1991Spatial variability and temporal changes in the primary production parameters as indices of Baltic Sea eutrophicationPol. Arch. Hydrobiol38163175Search in Google Scholar

Renk, H. (1997). Produkcja pierwotna Zatoki Gdańskiej. Wyd. Uniw. Gdańskiego, Gdańsk, 84 pp.RenkH.1997Produkcja pierwotna Zatoki GdańskiejWyd. Uniw. GdańskiegoGdańsk84Search in Google Scholar

Renk, H. (2000). Produkcja pierwotna potudniowego Bałtyku. Studia iMateriały. Morski Instytut Rybacki, Gdynia, Seria A, 35, 78 pp.RenkH.2000Produkcja pierwotna potudniowego BałtykuStudia iMateriałyMorski Instytut RybackiGdynia, Seria A3578Search in Google Scholar

Richardson, K. & Christoffersen, A. (1991). Seasonal distribution and production of phytoplankton in the southern Kattegat. Mar. Ecol. Progr. Ser. 78: 217–227.RichardsonK.ChristoffersenA.1991Seasonal distribution and production of phytoplankton in the southern KattegatMar. Ecol. Progr. Ser7821722710.3354/meps078217Search in Google Scholar

Rönkkönen, S., Ojaveer, E., Raid, T. & Viitasalo, M. (2004). Longterm changes in Baltic herring (Clupea harengus membras) growth in the Gulf of Finland. Canadian Journal of Fisheries Aquatic Sciences 61: 219–229. 10.1139/FO3-167.RönkkönenS.OjaveerE.RaidT.ViitasaloM.2004Longterm changes in Baltic herring (Clupea harengus membras) growth in the Gulf of FinlandCanadian Journal of Fisheries Aquatic Sciences6121922910.1139/FO3-167Open DOISearch in Google Scholar

Savchuk, O. & Wulff, F. (2007). Modelling the Baltic Sea eutrophication in a decision support system. AMBIO 36(2): 141–148.SavchukO.WulffF.2007Modelling the Baltic Sea eutrophication in a decision support systemAMBIO36214114810.1579/0044-7447(2007)36[141:MTBSEI]2.0.CO;2Search in Google Scholar

Savchuk, O.P., Gustafsson, B.G. & Müller-Karulis, B. (2012). BALTSEM: A marine model for decision support within the Baltic Sea Region. BNI Technical Report 7, 59 pp. Baltic Nest Institute, Stockholm University. ISBN 978-91-86655-06.SavchukO.P.GustafssonB.G.Müller-KarulisB.2012BALTSEM: A marine model for decision support within the Baltic Sea RegionBNI Technical Report 759Baltic Nest Institute, Stockholm UniversityISBN 978-91-86655-06Search in Google Scholar

Savchuk, O.S., Wulff, F., Hille, S., Humborg, C. & Pollehne, F. (2008). The Baltic Sea a century ago – a reconstruction from model simulations, verified by observations. J. Mar. Syst. 74: 485–494. 10.1016/j.jmarsys.2008.03.008.SavchukO.S.WulffF.HilleS.HumborgC.PollehneF.2008The Baltic Sea a century ago – a reconstruction from model simulations, verified by observationsJ. Mar. Syst7448549410.1016/j.jmarsys.2008.03.008Open DOISearch in Google Scholar

Scheffer, M. (2009). Critical transitions in nature and society. Princeton University Press, 384 pp.SchefferM.2009Critical transitions in nature and societyPrinceton University Press38410.1515/9781400833276Search in Google Scholar

Scheffer, M. & Carpenter, S.R. (2003). Catastrophic regime shifts in ecosystems: linking theory to observation. Trends Ecol. Evol. 18: 648–656.SchefferM.CarpenterS.R.2003Catastrophic regime shifts in ecosystems: linking theory to observationTrends Ecol. Evol1864865610.1016/j.tree.2003.09.002Search in Google Scholar

Scheffer, M., Carpenter, S.R., Foley, J. & Walker, B. (2001). Catastrophic regime shifts in ecosystems. Nature 413: 591–596.SchefferM.CarpenterS.R.FoleyJ.WalkerB.2001Catastrophic regime shifts in ecosystemsNature41359159610.1038/35098000Search in Google Scholar

Schindler, D.W., Carpenter, S.R., Chapra, S.C., Hecky, R.E. & Orihel, D.M. (2016). Reducing phosphorus to curb lake eutrophication is a success. Environ. Sci. Technol. 50: 8923–8929. 10.1021/acs.est.6b02204.SchindlerD.W.CarpenterS.R.ChapraS.C.HeckyR.E.OrihelD.M.2016Reducing phosphorus to curb lake eutrophication is a successEnviron. Sci. Technol.508923892910.1021/acs.est.6b02204Open DOISearch in Google Scholar

Schindler, D.W., Hecky, R.E., Findlay, D.L., Stainton, M.P., Parker, B. R. et al. (2008). Eutrophication of lakes cannot be controlled by reducing nitrogen input: Results of a 37-year whole-ecosystem experiment. PNAS 105: 11254–11258. 10.1073/pnas.0805108105.SchindlerD.W.HeckyR.E.FindlayD.L.StaintonM.P.ParkerB. R.2008Eutrophication of lakes cannot be controlled by reducing nitrogen input: Results of a 37-year whole-ecosystem experimentPNAS.105112541125810.1073/pnas.0805108105Open DOISearch in Google Scholar

Schinke, H. & Matthäus, W. (1998). On the causes of major Baltic inflows – an analysis of long time series. Cont. Shelf Res.18: 67–97.SchinkeH.MatthäusW.1998On the causes of major Baltic inflows – an analysis of long time seriesCont. Shelf Res.18679710.1016/S0278-4343(97)00071-XSearch in Google Scholar

Schöll, F., Birk, S. & Böhmer, J. (2012). XGIG Large River Intercalibration Exercise WFD, Intercalibration Phase 2: Milestone 6 Report. European Commission Directorate General JRC Joint Research Centre, Institute of Environment and Sustainability, 73 pp. Retrieved on 5 June 2017.SchöllF.BirkS.BöhmerJ.2012XGIG Large River Intercalibration Exercise WFD, Intercalibration Phase 2: Milestone 6 ReportEuropean Commission Directorate General JRC Joint Research Centre, Institute of Environment and Sustainability73Retrieved on 5 June 2017Search in Google Scholar

Schulz, S. & Kaiser, W. (1973). Biological effects of the saltwater influx into the Gotland Basin during IBY 1969/1970 (International Baltic Year, IBY). OIKOS Suppl. 15: 21–27.SchulzS.KaiserW.1973Biological effects of the saltwater influx into the Gotland Basin during IBY 1969/1970 (International Baltic Year, IBY)OIKOS152127Search in Google Scholar

Schulz, S. & Kaiser, W. (1974). Produktionsbiologische Untersuchungen in der Ostsee. Fisch. Forsch. 12: 17–22.SchulzS.KaiserW.1974Produktionsbiologische Untersuchungen in der OstseeFisch. Forsch.121722Search in Google Scholar

Schulz, S.& Kaiser, W.(1975). Produktionsbiologische Veränderungen in der Ostsee im Jahre 1973. Fisch. Forsch. 13: 15–20.SchulzS.KaiserW.1975Produktionsbiologische Veränderungen in der Ostsee im Jahre 1973Fisch. Forsch131520Search in Google Scholar

Schulz, S.& Kaiser, W. (1976). Produktionsbiologische Untersuchungen in der Ostsee und einige spezielle Ergebnisse aus dem Jahre 1975. Fisch. Forsch. 14: 53–63.SchulzS.KaiserW.1976Produktionsbiologische Untersuchungen in der Ostsee und einige spezielle Ergebnisse aus dem Jahre 1975Fisch. Forsch145363Search in Google Scholar

Skei, J., Larsson, P., Rosenberg, R., Jonsson, P., Olsson, M. et al. (2000). Eutrophication and contaminants in aquatic ecosystems. AMBIO 29: 184–194.SkeiJ.LarssonP.RosenbergR.JonssonP.OlssonM.2000Eutrophication and contaminants in aquatic ecosystemsAMBIO2918419410.1579/0044-7447-29.4.184Search in Google Scholar

Smith, V.H. & Schindler, D.W. (2009). Eutrophication science: where do we go from here? Trends Ecol. Evol. 24(4): 201–207. 10.1016/j.tree.2008.11.009.SmithV.H.SchindlerD.W.2009Eutrophication science: where do we go from here?Trends Ecol. Evol.24420120710.1016/j.tree.2008.11.009Open DOISearch in Google Scholar

Somorowska, U. (2016). Changes in Drought Conditions in Poland over the Past 60 Years Evaluated by the Standardized Precipitation-Evapotranspiration Index. Acta Geophysica 64(6): 2530–2549. 10.1515/acgeo-2016-0110.SomorowskaU.2016Changes in Drought Conditions in Poland over the Past 60 Years Evaluated by the Standardized Precipitation-Evapotranspiration IndexActa Geophysica6462530254910.1515/acgeo-2016-0110Open DOISearch in Google Scholar

Stålnacke, P., & Grimvall, A. (2001). Semiparametric approaches to flow normalization and source apportionment of substance transport in rivers. Environmetrics 12: 233–250.StålnackeP.GrimvallA.2001Semiparametric approaches to flow normalization and source apportionment of substance transport in riversEnvironmetrics1223325010.1002/env.459Search in Google Scholar

Stålnacke, P., Grimvall, A., Libiseller, C., Laznik, M. & Kokorite, I. (2003). Trends in nutrient concentrations in Latvian rivers and the response to the dramatic change in agriculture. J. Hydrol. 283: 184–205. 10.1016/S0022-1694(03)00266-X.StålnackeP.GrimvallA.LibisellerC.LaznikM.KokoriteI.2003Trends in nutrient concentrations in Latvian rivers and the response to the dramatic change in agricultureJ. Hydrol28318420510.1016/S0022-1694(03)00266-XOpen DOISearch in Google Scholar

Stålnacke, P., Grimvall, A., Sundblad, K. & Tonderski, A. (1999a). Estimation of riverine loads of nitrogen and phosphorus to the Baltic Sea, 1970–1993. Environ. Monit. Assess. 58: 173–200.StålnackeP.GrimvallA.SundbladK.TonderskiA.1999aEstimation of riverine loads of nitrogen and phosphorus to the Baltic Sea, 1970–1993Environ. Monit. Assess.5817320010.1023/A:1006073015871Search in Google Scholar

Stålnacke, P., Grimvall, A., Sundblad, K. & Wilander, A. (1999b). Trends in nitrogen transport in Swedish rivers. Environ. Monit. Assess. 59: 47–72.StålnackeP.GrimvallA.SundbladK.WilanderA.1999bTrends in nitrogen transport in Swedish riversEnviron. Monit. Assess59477210.1023/A:1006007711735Search in Google Scholar

Stålnacke, P., Pengerud, A., Vassiljev, A., Smedberg, E., Mörth, C.-M. et al. (2015). Nitrogen surface water retention in the Baltic Sea drainage basin. Hydrol. Earth Syst. Sci. 19: 981–996. 10.5194/hess-19-981-2015.StålnackeP.PengerudA.VassiljevA.SmedbergE.MörthC.-M.2015Nitrogen surface water retention in the Baltic Sea drainage basinHydrol. Earth Syst. Sci1998199610.5194/hess-19-981-2015Open DOISearch in Google Scholar

Stålnacke, P., Vandsemb, S.M., Vassiljev, A., Grimvall, A. & Jolankai, G. (2004). Changes in nutrient levels in some Eastern European rivers in response to large-scale changes in Agriculture. Water Sci. Technol. 49(3): 29–36.StålnackeP.VandsembS.M.VassiljevA.GrimvallA.JolankaiG.2004Changes in nutrient levels in some Eastern European rivers in response to large-scale changes in AgricultureWater Sci. Technol.493293610.2166/wst.2004.0156Search in Google Scholar

Steemann Nielsen, E. (1965). Investigations of the rate of primary production at two Danish light-ships in the Transition Area between North Sea and the Baltic. Medd. Fra Dannmarks Fiskeri-Havunder 4(3): 31–77.Steemann NielsenE.1965Investigations of the rate of primary production at two Danish light-ships in the Transition Area between North Sea and the BalticMedd. Fra Dannmarks Fiskeri-Havunder433177Search in Google Scholar

Steves, T. (2001). Poland and the international system: external influences on democratic consolidation. Communis. PostCommun. 34: 339–352.StevesT.2001Poland and the international system: external influences on democratic consolidation. CommunisPostCommun3433935210.1016/S0967-067X(01)00012-5Search in Google Scholar

Suding, K.N., Gross, K.L. & Houseman, G. (2004). Alternative states and positive feedbacks in restoration ecology. Trends Ecol. Evol. 193: 46–53.SudingK.N.GrossK.L.HousemanG.2004Alternative states and positive feedbacks in restoration ecologyTrends Ecol. Evol193465310.1016/j.tree.2003.10.00516701225Search in Google Scholar

Szoke, N., Yuan, Q., Oleszkiewicz, J.A., Celmer, D., Schindler, D. et al. (2009). Environmentally sensible effiuent nitrogen limits. In Proceeding: 2nd 480 IWA Nutrient Management in Wastewater Treatment Process; Krakow, Poland, pp. 1221–1224.SzokeN.YuanQ.OleszkiewiczJ.A.CelmerD.SchindlerD.2009Environmentally sensible effiuent nitrogen limitsIn Proceeding2nd 480 IWA Nutrient Management in Wastewater Treatment ProcessKrakow, Poland12211224Search in Google Scholar

Thurow, F. (1997). Estimation of the total fish biomass in the Baltic Sea during the 20th century. ICESJ. Mar. Sci. 54: 444–461. 10.1006/jmsc.1996.0195.ThurowF.1997Estimation of the total fish biomass in the Baltic Sea during the 20th centuryICESJ. Mar. Sci5444446110.1006/jmsc.1996.0195Open DOISearch in Google Scholar

Trzosińska, A. & Andrulewicz, E. (1998). Doraźne skutki powodzi 1997 roku w środowisku wodnym Zatoki Gdańskiej i Zatoki Pomorskiej. Morski Instytut Rybacki, Gdynia, 76. pp. (In Polish with English Summary).TrzosińskaA.AndrulewiczE.1998Doraźne skutki powodzi 1997 roku w środowisku wodnym Zatoki Gdańskiej i Zatoki PomorskiejMorski Instytut RybackiGdynia76(In Polish with English Summary)Search in Google Scholar

Vagstad, N., Stålnacke, P., Andersen, H-E., Deelstra, J., Jansons, V. et al. (2004). Regional variations in diffuse nitrogen losses from agriculture in the Nordic and Baltic regions. Hydrol. Earth Syst. Sci. 8(4): 651–662.VagstadN.StålnackeP.AndersenH-E.DeelstraJ.JansonsV.2004Regional variations in diffuse nitrogen losses from agriculture in the Nordic and Baltic regionsHydrol. Earth Syst. Sci.8465166210.5194/hess-8-651-2004Search in Google Scholar

Vitousek, M., Mooney, H.A., Lubchenco, J. & Melillo, J.M. (1997). Human domination of Earth’s ecosystems. Science 277: 494–499.VitousekM.MooneyH.A.LubchencoJ.MelilloJ.M.1997Human domination of Earth’s ecosystemsScience27749449910.1126/science.277.5325.494Search in Google Scholar

Voss, M., Deutsch, B., Elmgren, R., Heiskanen, A-S., Kuuppo, P. et al. (2006). Source identification of nitrate by means of isotopic tracers in the Baltic Sea catchments. Biogeosciences 3: 663–676. www.biogeosciences.net/3/663/2006/.VossM.DeutschB.ElmgrenR.HeiskanenA-S.KuuppoP.2006Source identification of nitrate by means of isotopic tracers in the Baltic Sea catchmentsBiogeosciences3663676www.biogeosciences.net/3/663/2006/10.5194/bg-3-663-2006Search in Google Scholar

Voss, M., Liskow, I., Pastuszak, M., Rűß, D., Schulte, U. et al. (2005). Riverine discharge into coastal bay: A stable isotope study in the Gulf of Gdańsk, Baltic Sea. J. Mar. Syst. 57: 127–145. 10.1016/j.jmarsys.2005.04.002.VossM.LiskowI.PastuszakM.RűßD.SchulteU.2005Riverine discharge into coastal bay: A stable isotope study in the Gulf of Gdańsk, Baltic SeaJ. Mar. Syst5712714510.1016/j.jmarsys.2005.04.002Open DOISearch in Google Scholar

Wahlin, K. (2008). Roadmap for Trend Detection and Assessment of Data Quality. Linköping Studies in Statistics No. 10.WahlinK.2008Roadmap for Trend Detection and Assessment of Data QualityLinköping Studies in Statistics No. 10Search in Google Scholar

Wahlin, K. & Grimvall, A. (2008). Uncertainty in water quality data and its implications for trend detection - lessons from Swedish environmental data. Environ. Sci. Policy 11: 115–124. 10.1016%2Fj.envsci.2007.12.001.WahlinK.GrimvallA.2008Uncertainty in water quality data and its implications for trend detection - lessons from Swedish environmental dataEnviron. Sci. Policy.1111512410.1016%2Fj.envsci.2007.12.001Open DOISearch in Google Scholar

Wahlin, K. & Grimvall, A. (2010). Roadmap for assessing regional trends in groundwater quality. Environ. Monit. Asses. 165: 217–231. 10.1007/s10661-009-0940-7.WahlinK.GrimvallA.2010Roadmap for assessing regional trends in groundwater qualityEnviron. Monit. Asses16521723110.1007/s10661-009-0940-719444635Open DOISearch in Google Scholar

Wanner, H., Brönnimann, S., Casty, C., Gyalistras, D., Luterbacher, J. et al. (2001). North Atlantic Oscillation – Concepts and studies. Surv. Geophys. 22: 321–382.WannerH.BrönnimannS.CastyC.GyalistrasD.LuterbacherJ.2001North Atlantic Oscillation – Concepts and studiesSurv. Geophys2232138210.1023/A:1014217317898Search in Google Scholar

Wasmund, N. & Uhlig, S. (2003). Phytoplankton trends in the Baltic Sea. ICES J. Mar. Sci. 60: 177–186.WasmundN.UhligS.2003Phytoplankton trends in the Baltic SeaICES J. Mar. Sci6017718610.1016/S1054-3139(02)00280-1Search in Google Scholar

Wulff, F., Humborg, C., Andersen, H.E., Blicher-Mathiesen, G., Czajkowski, M. et al. (2014). Reduction of Baltic Sea nutrient inputs and allocation of Abatement Costs within the Baltic Sea catchment. AMBIO 43: 11–25.WulffF.HumborgC.AndersenH.E.Blicher-MathiesenG.CzajkowskiM.2014Reduction of Baltic Sea nutrient inputs and allocation of Abatement Costs within the Baltic Sea catchmentAMBIO43112510.1007/s13280-013-0484-5388865524414801Search in Google Scholar