| Review of household solid waste charges for developing countries–A focus on quantity-based charge methods I Welivita, P Wattage, P Gunawardena Waste Management 46, 637-645, 2015 | 73 | 2015 |
| Inequalities and externalities of power sector: A case of Broadlands hydropower project in Sri Lanka UADP Gunawardena Energy Policy 38 (2), 726-734, 2010 | 49 | 2010 |
| Modus operandi in assessing biomass and carbon in rubber plantations under varying climatic conditions ES Munasinghe, VHL Rodrigo, U Gunawardena Experimental Agriculture 50 (1), 40-58, 2014 | 20 | 2014 |
| Cost–Benefit Analysis of Samanalawewa Hydroelectric Project in Sri Lanka: An Ex Post Analysis UADPG E. P. N. Udayakumara Earth Systems and Environment, 2018 | 18 | 2018 |
| Estimation of recreational value of Horton Plains National Park in Sri Lanka: A decision making strategy for natural resourcemanagement RMW Rathnayake, U Gunawardena Journal of Tropical Forestry and Environment 1 (1), 2011 | 18 | 2011 |
| Reducing siltation and increasing hydropower generation from the rantambe reservoir, Sri Lanka EPN Udayakumara, U Gunawardena South Asian Network for Development and Environmental Economics (SANDEE), Paper, 2016 | 11 | 2016 |
| Modelling soil erosion and hydropower linkages of Rantambe reservoir, Sri Lanka: towards payments for ecosystem services EPNUP Gunawardena Modeling Earth Systems and Environment, 2021 | 9* | 2021 |
| Social carrying capacity of the Horton plains national park, Sri Lanka RMW Rathnayake, UADP Gunawardena Sri Lanka Journal of Social Sciences 35 (1-2), 2014 | 9 | 2014 |
| A contingent valuation approach for a tropical rainforest: a case study of Sinharaja rainforest reserve in Sri Lanka U Gunawardena, G Edwards-Jones, M McGregor, P Abeygunawardena The Living Forest: the Non-Market Benefits of Forestry, London: The …, 1999 | 9* | 1999 |
| Reducing Siltation and Increasing Hydropower Generation from the Rantambe Reservoir EPN Udayakumara, U Gunawardena Sri Lanka, 2016 | 6 | 2016 |
| Enjoying elephant watching: a study on social carrying capacity of Kawdulla National Park in Sri Lanka RM Rathnayake, UAD Gunawardena Belihuloya, Sabaragamuwa University of Sri Lanka, 2013 | 6 | 2013 |
| Quantification of growth and economically important yield components of rubber plantations in wet and intermediate zones of Sri Lanka ES Munasinghe, VHL Rodrigo, U Gunawardena, PKW Karunatilake Proceedings of the Second Symposium on Plantation Crop Research, 299-306, 2008 | 6 | 2008 |
| Estimation of recreational value of the Wasgomuwa National Park UG RMW Rathnayake International Conference on relating the environment to regional development …, 2002 | 6 | 2002 |
| An inquiry into ethical foundations of cost benefit analysis UADP Gunawardena Journal of Environmental Professionals Sri Lanka 1 (2), 2013 | 4 | 2013 |
| Development of a simple protocol for in situ assessments of timber, biomass and carbon in the rubber crop VHL Rodrigo, ES Munasinghe, U Gunawardena Proceedings of the International Natural Rubber Conference, 246-255, 2005 | 4 | 2005 |
| Economic evaluation of conservation benefits: A case study of Sinharaja Rain Forest Reserve in Sri Lanka UADP Gunawardena University of Edinburgh, 1997 | 4 | 1997 |
| Growth within natural limits: the debates, propositions and Possibilities KFP Gunawardena Southern Perspectives on the Post-2015 International Development Agenda, 2017 | 3* | 2017 |
| Soil degradation: causes, consequences, and analytical tools UADP Gunawardena Land Degradation Neutrality: Achieving SDG 15 by Forest Management, 155-170, 2022 | 2 | 2022 |
| Willingness to pay for water quality: a contingent valuation approach for Bolgoda Lake S Jayasekara, U Gunawardena Vidyodaya Journal of Science 23 (01), 2020 | 2 | 2020 |
| Economic evaluation of domestic biodiversity in selected lowland areas of Sri Lanka U Gunawardena | 2 | 2015 |
R. M. W. RathnayakeProfessor in Environmental Management, Sabaragamuwa University of Sri LankaVerified email at mgt.sab.ac.lk
