SUSL Staff Directory

Dr. SSRMDHR Wijesekara

Senior Lecturer


P.hD. in Environmental Remediation (The University of Newcastle, Australia)

M.Phil. in Environmental Science (University of Peradeniya, Sri Lanka)

B.Sc. (Special) in Environmental Sciences and Natural Resources Management (Sabaragamuwa University of Sri Lanka)

Diploma in Human Rights (University of Peradeniya, Sri Lanka)

Membership of Professional Bodies/Associations

Sri Lanka Association for the Advancement of Science (SLAAS)

Soil Science Australia (SSA)

Geological Society of Sri Lanka (GSSL)

Research Interests

Risk Assessment, Identification and Characterization of Particulate Plastics in the Environment

Greenhouse Gases Mitigation in the Atmosphere, Application of Biowaste for Soil Carbon Sequestration

Synthesis, Characterization and Application of Nano-scale Materials for Wastewater Treatment

Mined Land Rehabilitation, Characterization and Treatment of Landfill Leachate / Water and Wastewater Analysis

Recent Publications

Articles in Peer Reviewed Journals

  1. H Wijesekara, N.S Bolan, L Bradney, B Seshadri, A Kunhikrishnan, R Dharmarajan,Y.S Ok, J Rinklebe, M.B Kirkham, M Vithanage. 2018. Trace element dynamics of biosolids-derived microbeads. Chemosphere. 199 331-339 DOI org/10.1016/j.chemosphere.2018.01.166
  2. H Wijesekara, N.S Bolan, R Thangavel, B Seshadri, A Surapaneni, C Saint, C Hetherington, P Matthews, M Vithanage. 2017. The impact of biosolids application on organic carbon and carbondioxide fluxes in soil. Chemosphere. 189 565-573 DOI org/10.1016/j.chemosphere.2017.09.090
  3. R Thangarajan, N.S Bolan, A Kunhikrishnan, H Wijesekara, Y Xu, D.C.W Tsang, H Song, Y.S Ok, D Hou. 2018. The potential value of biochar in the mitigation of gaseous emissionof nitrogen. Science of the Total Environment. 612 257–268 DOI org/10.1016/j.scitotenv.2017.08.242
  4. A Kunhikrishnan, G Choppala, B Seshadri, H Wijesekara, N.S Bolan, K Mbene, W-I Kim, 2017. Impact of wastewater derived dissolved organic carbon on reduction, mobility, and bioavailability of As(V) and Cr(VI) in contaminated soils. Journal of Environmental Management. 186 (2) 183-191 DOI org/10.1016/j.jenvman.2016.08.020
  5. MVithanage, M.T.V.P Jayaweera, P Kumarathilaka, S.S.R.M.D.H.R Wijesekara, I.R.M Kottegoda, S.R.D Rosa. 2016. Insights into starch coated nano-zero valent iron-graphene composite for Cr(VI) removal from aqueous medium. Journal of Nanomaterials. 1-10DOI org/10.1155/2016/2813289
  6. M Vithanage, H Wijesekara, S.S Mayakaduwa. 2016. Isolation, purification and analysis of dissolved organic carbon (DOC) from Gohagoda dumpsite leachate, Sri Lanka, Environmental Technology. DOI org/10.1080/09593330.2016.1235229
  7. H Wijesekara, N.S Bolan, M Vithanage, Y Xu, S Mandal, S.L Brown, G.M Hettiarachchi, G.M Pierzynski, L Huang, Y.S Ok, M.B Kirkham, C Saint, A Surapaneni.2016. Utilization of biowaste for mine spoil rehabilitation. Advances in Agronomy. Volume 138, 97-173 DOI 10.1016/bs.agron.2016.03.001
  8. B Seshadri, N.S Bolan, H Wijesekara, A Kunhikrishnan, R Thangarajan, F Qi, R Matheyarasu, C Rocco, M Kenneth, R Naidu. 2016.Phosphorus-cadmium interactions in paddy soils. Geoderma. Volume 270, 43-59. DOI 10.1016/j.geoderma.2015.11.029
  9. S Chowdhury,  N.S Bolan, B Seshadri, A Kunhikrishnan, H Wijesekara, Y Xu, J Yang, G-H Kim, D Sparks, C Rumpel. 2015. Co-composting solid biowastes with alkaline materials to enhance carbon stabilization and revegetation potential, Environmental Science Pollution Research. Volume 23 (8) 7099-7110 DOI 10.1007/s11356-015-5411-9
  10. S.S.R.M.D.H.R Wijesekara, S.S Mayakaduwa, A.R Siriwardana, N.D Silva, B.F.A Basnayake, K Kawamoto, M Vithanage. 2014. Fate and transport of pollutants through a municipal solid waste landfill leachate in Sri Lanka. Journal of Environmental Earth Sciences. ISSN 1866-6280, DOI 10.1007/s12665-014-3075-2
  11. S.S.R.M.D.H.R Wijesekara, B.F.A Basnayake, M Vithanage. 2014. Organic coated nano-particulate zero valent iron for remediation of chemical oxygen demand (COD) and dissolved metals from tropic landfill leachate. Journal Environmental Science and Pollution Research. DOI 10.1007/s11356-014-2625-1
  12. S.S.R.M.D.H.R Wijesekara, S.N.D Silva, D Wijesundara, B.F.A Basnayake, M Vithanage. 2014. Landfill leachate plume delineation and lithologic profiling using surface resistivity in an open municipal solid waste dumpsite, Sri Lanka. Environmental Technology Journal. DOI 10.1080/09593330.2014.963697
  13. B.G.N Sewwandi, M Vithanage, S.S.R.M.D.H.R Wijesekara, M.I.M Mowjood, S Hamamoto, K Kawamoto. 2014. Adsorption of Cd(II) and Pb(II) Humic Acid Treated Coconut (Cocos nucifera) Husk. Journal of Hazardous, Toxic, and Radioactive Waste. DOI abs/10.1061/(ASCE)HZ.2153-5515.0000196
  14. M Vithanage, A.U Rajapaksha, H Wijesekara, K Mahatantila, N Weerarathne, Y.S Ok. 2013. Effect of soil type and fertilizer on As speciation in rice paddy contaminated with As-containing pesticide. Journal of Environmental Earth Sciences. ISSN 1866-6280, DOI 10.1007/s12665-013-2486-9
  15. B.G.N Sewwandi, M Vithanage, S.S.R.M.D.H.R Wijesekara, A.U Rajapaksha, D.G.L.M Jayarathna, M.I.M Mowjood. 2012. Characterization of aqueous Pb(II) and Cd(II) biosorption on native and chemically modified Alstoniamacrophylla saw dust. Bioremediation Journal. 16(2):113–124, 2012. DOI 10.1080/10889868.2012.665963
  16. D.A.S Gamage, S.S.R.M.D.H.R Wijesekara, G.W.N.L Sarathchandra, B.F.A Basnayake, W.A.J.M Costa. 2011. Estimation of Nitrate and Phosphate Leaching from Lysimeter Simulation of Rice Straw Landfill Bioreactor and Evaluation of Fertilizer Quality of Resulting Compost. Tropical Agricultural Research, Short communication, 22(2) 220-228(ISSN:1016-1422). (

Book chapters

  1. H Wijesekara, N.S Bolan, K Colyvas, B Seshadri, Y.S Ok, Y.M Awad, Y Xu, R Thangavel, ASurapaneni, C Saint. MVithanage. 2017.Use of Biowaste for Mine Site Rehabilitation A Meta-Analysis on SoilCarbon Dynamics. In:N.S Bolan, M.B Kirkham, Y.SOk (Eds.)Spoil to soil. CRC press. Florida. USA
  2. S.R Gurung, H Wijesekara, B Seshadri, R.B Stewart, P.E.H Gregg, N.S Bolan. 2017. Sources and Management of Acid Mine Drainage. In:N.S Bolan, M.B Kirkham, Y.SOk (Eds.) Spoil to soil. CRC press. Florida. USA
  3. R Thangavel, R Karunanithi, H Wijesekara, Y Yan, B Seshadri, N.S Bolan. 2017.Phyto technologies for mine site rehabilitation. In:N.S Bolan, M.B Kirkham, Y.SOk (Eds.) Spoil to soil. CRC press. Florida. USA
  4. B Sarkar, H Wijesekara, S Mandal, M Singh, N.S Bolan. 2017. Characterisation and improvements of physical, chemical and biological properties of mine wastes. In:N.S Bolan, M.B Kirkham, Y.SOk (Eds.) Spoil to soil. CRC press. Florida. USA
  5. H Wijesekara, N.S Bolan, P Kumarathilaka, N Geekiyanage, A Kunhikrishnan, B Seshadri,C Saint, A Surapaneni, M Vithanage. 2016. Biosolids enhances mine site rehabilitation and revegetation. In: M.N.V. Prasad, Kaimin Shih (Eds.), Environmental Materials and Waste - Resource Recovery and Pollution Prevention [EMW-RR&PP], Elsevier, USA
  6. S Mandal, A Kunhikrishnan, N Bolan, H Wijesekara, R Naidu. 2016. Application of Biochar Produced from Biowaste Materials for Environmental Protection and Sustainable Agriculture Production. In: M.N.V. Prasad, Kaimin Shih (Eds.), Environmental Materials and Waste - Resource Recovery and Pollution Prevention [EMW-RR&PP], Elsevier, USA
  7. P Kumarathilaka, H Wijesekara, N.S Bolan, A Kunhikrishnan, M Vithanage. 2016. Phytoremediation of landfill leachates. In:Abid A Ansari, Sarvajeet Singh Gill, Ritu Gill, Guy R. Lanza (Eds.),Phytoremediation: Management of Environmental Contaminants, Springer, New York, USA
  8. N Geekiyanage, M Vithanage, S.S.R.M.D.H.R Wijesekara, D.K.N GPushpakumara. 2014. State of the Environment and Environmental Governance in Sri Lanka. In: Sacchidananda Mukherjee and Debashis Chakraborty (Eds.). Routledge, U.K. EnvironmentalChallenges and Governance: Diverse perspectives from Asia(ISBN: 9780415721905)
  9. M Vithanage, S.S.R.M.D.H.R Wijesekara, A.R Siriwardana, S.S Mayakaduwa, Y.S. Ok. 2014.Management of Municipal Solid Waste Landfill Leachate: A Global Environmental Issue. Environmental Deterioration and Human Health: Natural and anthropogenic determinants. In: Abdul Malik, Elisabeth Grohmann and Rais Akhtar (Eds.). Springer, The Netherlands, pp 236-287 (DOI 10.1007/978-94-007-7890-0_11)
  10. M Vithanage, S.S.R.M.D.H.R Wijesekara, I.P.L Jayarathna, A Prakash, S Sharma, A.K Ghosh. 2014. Nanomaterials for landfill leachate treatment in the humid tropics; The Sri Lankan perspective. Aquananotechnology: Global Prospects. In: David E. Reisner and T. Pradeep (Eds.). CRC Press (Taylor & Francis imprint), pp 759-776 (DOI:10.1201/b17455-38)