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Waste Management Research in Sri Lanka: Exploring Trends, Identifying Gaps, and Gaining Key Insights Through Bibliometric Analysis

,  und   
25. März 2025

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COVER HERUNTERLADEN

Figure 1.

Annual production of articles
Source: own processing
Annual production of articles Source: own processing

Figure 2.

Top 10 journals
Source: own processing
Top 10 journals Source: own processing

Figure 3.

Countries' collaboration world map
Source: output of Biblioshiny software
Countries' collaboration world map Source: output of Biblioshiny software

Figure 4.

Most relevant affiliations
Source: output of Biblioshiny software
Most relevant affiliations Source: output of Biblioshiny software

Figure 5.

Tree mapping of the most relevant words used
Source: output of Biblioshiny software
Tree mapping of the most relevant words used Source: output of Biblioshiny software

Figure 6.

Keyword co-occurrence analysis
Source: output of Biblioshiny software
Keyword co-occurrence analysis Source: output of Biblioshiny software

Figure 7.

Thematic map of keywords
Source: output of Biblioshiny software
Thematic map of keywords Source: output of Biblioshiny software

Figure 8.

Keyword cloud
Source: output of Biblioshiny software
Keyword cloud Source: output of Biblioshiny software

Figure 9.

Trend topics
Source: output of Biblioshiny software
Trend topics Source: output of Biblioshiny software

Summary of data

Description Results
Timespan 2003:2024
Sources (Journals, Books, etc) 559
Documents 1247
Annual Growth Rate % 19.34
Document Average Age 5.35
Average citations per doc 28.5
References 20009
Keywords Plus (ID) 327
Author's Keywords (DE) 327
Authors 2794
Authors of single-authored docs 102
Single-authored docs 110
Co-Authors per Doc 4.03
International co-authorships % 0
article 1247

Summary of existing reviews on waste management in Sri Lanka

Source of the review Insights
(Kularatne, 2023) The review identifies significant issues with hazardous waste management in Sri Lankan EA laboratories. Despite low effluent volumes, there is high pollution due to contamination. Laboratories produce 80–100 kg/year of chemical-contaminated waste, with inadequate disposal methods—ranging from mixing with non-hazardous waste to dumping and burning, though one lab uses coprocessing.
Current management practices and regulations are insufficient, underscoring the need for improved waste management strategies and cleaner production practices.
(Welivita, Wattage, & Gunawardena, 2015) The study investigates difficulties with solid waste management (SWM) in developing nations, emphasising household solid waste (HSW). It emphasizes the significance of the "4R" activities: reducing, reusing, recycling, and recovering in minimizing waste.
The Waste Management Charge (WMC) is seen as a successful instrument for encouraging these habits. After assessing several charging methods, the report proposes a 'pre-paid bag-based charging system’ as the best fit for Sri Lanka, taking into account social, economic, and political issues. The findings recommend implementing Quantity-Based Charging (QBC) systems in similar developing countries.
(Weerasundara, 2014) This article examines waste management techniques, legislative and institutional frameworks, and technologies employed in Sri Lanka to determine the scope of non-hazardous and hazardous waste issues.
The study, which is based on a literature analysis, has concluded that while Sri Lanka has a well-developed legislative and institutional framework with established laws and norms, novel technologies are required to improve existing waste management practices.
The study also cites considerable opportunities for private-sector involvement in garbage management. It finds that a thorough technical assessment and the development of new technologies are required to adequately manage all forms of garbage in the country.
(Widanapathirana, Perera, & Bellanthudawa, 2023) This study explores e-waste management in Sri Lanka, noting important issues such as ineffective policies, insufficient recycling procedures, and a lack of knowledge. It identifies the necessity for strategic planning in the technological, financial, and institutional domains.
Key ideas include adopting e-waste legislation, establishing central management bodies, assisting informal recyclers, and incorporating ewaste management into education to enhance practices and understanding.
(Nayanarangani, Dissanayaka, & Jaya, 2022) The study has explored that tourism considerably enhances Sri Lanka's economy, accounting for 12.6% of GDP, but also produces a huge amount of solid garbage. Depending on tourist behaviour, seasons, and local legislation, tourist destinations generate between 1 and 12 kg of waste per guest per day.
Key issues include insufficient facilities, bad administration, and financial limits. The report underlines the importance of improving waste management for Sri Lanka's long-term tourism and economic growth.

Top ten globally cited articles

Authors Year DOI Source TC
Nilanthi J. G. J. Bandara, J. Patrick A. Hettiaratchi, S. C. Wirasinghe, Pilapiiya, S. 2007 10.1007/S10661-007-9705-3 Environmental Monitoring And Assessment 188
Kularatne, T., Wilson, C., Månsson, J., Hoang, V., Lee, B. 2019 10.1016/J.TOURM AN.2018.09.009 Tourism Management 145
Aleluia, J., Ferrão, P. 2016 10.1016/J.WASM AN.2016.05.008 Waste Management 133
Morgan, O., Sribanditmongkol, P. Perera, W., Sulasmi, Y., Van Alphen, D., Sondorp, E. 2006 10.1371/JOURNA L.PMED.0030195 Plos Medicine 129
Dissanayake, D., Tilt, C., Xydias-Lobo, M. 2016 10.1016/J.JCLEPR O.2016.04.086 Journal Of Cleaner Production 126
Kulatunga, U., Amaratunga, D., Haigh, R., Rameezdeen, R. 2006 10.1108/14777830610639440 Management Of Environmental Quality 119
Vidanaarachchi, C. K., Samuel, T., Yuen, S., Pilapitiya, S. 2005 10.1016/J.WASM AN.2005.09.013 Waste Management 112
Lalitha, R., Fernando, S. 2018 10.1016/J.WASM AN.2018.11.030 Waste Management 100
Abeyewickrema, W., Wickremasinghe, A. R., Sommerfeld, J., Kroeger, A. 2015 10.1179/2047773212Y.00000000 60 Pathogens and Global Health 66
Menikpura, S. N. M., Shabbir, H. Gheewala, S. 2018 10.1007/S10163-012-0055-Z Journal of Material Cycles and Waste Management 64

Top ten most relevant authors

Authors Articles Articles Fractionalized
Karunasena G 9 3.75
Amaratunga D 7 2.67
Basnayake Bfa 6 1.78
De Alwis A 6 1.92
Ariyawansha Rtk 5 1.28
Pilapitiya S 5 1.42
Dissanayake P 4 1.50
Haigh R 4 1.17
Jayasinghe-Mudalige Uk 4 1.83
Karunarathna A 4 1.12

The most prolific authors

Authors Articles Articles Fractionalized
Manfred Lenzen 45 9.78
Kuishuang Feng 41 7.91
Richard Wood 41 8.80
Bin Chen 36 9.05
Klaus Hubacek 31 5.77
Thomas Wiedmann 30 7.29
Dabo Guan 28 4.46
Sai Liang 24 3.91
Jing Meng 23 4.39
Daniel Moran 22 4.94