• Drinking Water Treatment and Distribution
• Sewage Disposal and Water Pollution Control
• Solid and Hazardous Waste Management
• Air and Noise Pollution Control
• Principles of Cleaner Production
• Environmental Impact Assessment (EIA)

Publications in International Indexed Journals, Journals, and Conferences

• Samarakoon, M.B., Norio Tanaka., Junji Yagisawa (2009) Effects of substrate removal in root anchoring zone on maximum resistive bending moment for overturning. 11th international summer symposium, Tokyo, Japan, pp 73-76 (The “Certificate of Excellence” was awarded)
• Samarakoon, M.B., Norio Tanaka., Junji Yagisawa (2010) Effects of River bank erosion and local scouring due to flooding on maximum resistive bending moment for overturning Robinia pseudoacacia. 12th international summer symposium, Chiba, Japan, pp 119-122
• Samarakoon, M.B., Norio Tanaka., Matsumoto Yuto (2010) Effectiveness of coastal forests in mitigating tsunami damage at eastern coast of Sri Lanka. International Conference on Sustainable Built Environment (ICSBE) Kandy, Sri Lanka (https://www.semanticscholar.org/paper/Effectiveness-of-coastal-forests-in-mitigating-at-Samarakoon-Tanaka/c985d55916dd305f4f747395a953bd8ff129564c).
• Tanaka N, Yagisawa J, Samarakoon M, Sasaki Y. and Tonegawa M (2010) Effects of soil shear strength and root architecture on maximum resistive bending moment for overturning. Journal of Advanced in River Engineering 16:225-230
• Junji Yagisawa., Norio Tanaka., Samarakoon, M.B (2010) Effect of physical tree characteristics and substrate condition on maximum overturning moment. International Conference on Sustainable Built Environment (ICSBE) Kandy, Sri Lanka (http://dl.lib.uom.lk/handle/123/9251).
• Samarakoon, M.B and Norio Tanaka (2012)  Coastal vegetation and their functions in reducing tsunami damage, “Ensuring National Security through Reconciliation and Sustainable Development”, Annual Symposium, 2012, General Sir John Kotelawala Defence University, Sri Lanka, pp 647-654.
• Samarakoon, M.B., Norio Tanaka., Kosuke Iimura (2012) Effectiveness of existing Casuarina equisetifolia forests in mitigating tsunami damage. International Conference on Sustainable Built Environment (ICSBE) Kandy, Sri Lanka (https://www.researchgate.net/publication/233878737_Improvement_of_effectiveness_of_existing_Casuarina_equisetifolia_forests_in_mitigating_tsunami_damage).
• Norio Tanaka, M.B. Samarakoon, and Junji Yagisawa (2012) Effects of root architecture, physical tree characteristics, and soil shear strength on maximum resistive bending moment for overturning Salix babylonica and Juglans ailanthifolia. Landscape and Ecological Engineering 8:69-79 (https://link.springer.com/article/10.1007/s11355-011-0151-6)
• Samarakoon, M.B, Norio Tanaka and Junji Yagisawa (2013) Effect of local scouring and saturation of soil due to flooding on maximum resistive bending moment for overturning Robinia pseudoacacia. Landscape and Ecological Engineering 9:11-25 (https://www.researchgate.net/publication/251317854_Effects_of_local_scouring_and_saturation_of_soil_due_to_flooding_on_maximum_resistive_bending_moment_for_overturning_Robinia_pseudoacacia)  
• Samarakoon, M.B, Norio Tanaka and Kosuke Iimura (2013) Improvement of effectiveness of existing Casuarina equisetifolia forests in mitigating tsunami damage. Journal of Environmental Management 114:105-114 (https://www.researchgate.net/publication/233878737_Improvement_of_effectiveness_of_existing_Casuarina_equisetifolia_forests_in_mitigating_tsunami_damage)
• Samarakoon, M.B (2013)  Application of Derived Models for the Prediction of Municipal Solid Waste Generation Rates in Developing Countries. Annual Symposium, 2013, General Sir John Kotelawala Defence University, Sri Lanka (https://www.semanticscholar.org/paper/Application-of-derived-models-for-the-prediction-of-Samarakoon/d7e8f5746df4c09d852e818eccca282beaa147c9z) .
• Samarakoon, M.B., Fernando W.C.D.K (2013) Rehabilitation of Kandawala Lake for Water Recreational Activities: A Case Study. 4th International Conference on Structural Engineering and Construction Management (CSECM). Collated Event “Urban Water Environment: Monitoring and Management. Kandy, Sri Lanka.
• Samarakoon MB and Fernando WCDK (2014) A comparison of water quality changes in Kandawala Lake before and after restoration. Wayamba International Research Conference (WinC), Wayamba University of Sri Lanka (http://repository.wyb.ac.lk/bitstream/handle/1/3442/PROCEEDINGS-WINC-2014-84.pdf?sequence=2&isAllowed=y).
• Samarakoon, M.B (2014)  A Review of Electrical and Electronic Waste Management in Sri Lanka. International Conference on Chemical, Civil and Environmental Engineering (CCEE’2014), Bayview Hotel, Singapore (https://www.semanticscholar.org/paper/A-Review-of-Electrical-and-Electronic-Waste-in-Sri-Samarakoon/3b44cd6cf597ae780f7d8cb564e8eceb54cef6fe).
• Basnayake H.A, Rajapaksha R.A.T.D and Samarakoon M.B (2014)  Monitoring of Air Pollution due to Vehicles at Ratmalana, Sri Lanka. Annual Symposium, General Sir John Kotelawala Defence University, Sri Lanka (http://ir.kdu.ac.lk/handle/345/1517).
• Samarakoon, M.B (2015) Management of Mobile Phone Waste (M-Waste) in Sri Lanka. International Research Sessions (iPURSE), University of Peradeniya, Sri Lanka.
• Wickramasinghe, W.K.D.Y and Samarakoon, M.B (2016) Efficiency of Plastic Waste Management in the Apparel Industry. 9th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka (http://ir.kdu.ac.lk/handle/345/1183?show=full ).
• Samarakoon, M. B, Suresh, KAS and Amarawardana, D.W.D.B (2016) Reducing the Volume of Municipal Solid Waste in Karadiyanna Dumpsite by Using Compaction Method. 9th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka (http://ir.kdu.ac.lk/handle/345/1116).
• Amarawardana, D.W.D.B  and Samarakoon, M.B. (2016) Providing Extra Filtration to the Soakage Pit Effluent Using coarse Sand & Gravel Filtration. 12th International Conference on the International Institute for Infrastructure Resilience and Reconstruction. Kandy, Sri Lanka.
• HPPM Pathirana and M.B Samarakoon (2017) Locally available low-cost packing media for anaerobic filters to treat Landfill Leachate. 10th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka (http://ir.kdu.ac.lk/handle/345/1743).
• YAMK Yapa and M.B Samarakoon (2017) Develop a model for predict activity based waste generation in order to manage on site construction waste. 10th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka.
• Abeysinghe N.M.DE.A and M.B. Samarakoon (2017) Analysis of variation of water quality in Kelani River, Sri Lanka. International Journal of Environment, Agriculture and Biotechnology. Vol-2, Issue-6: 2770-2775 (https://ijeab.com/upload_document/issue_files/1%20IJEAB-OCT-2017-30-Analysis%20of%20Variation%20of%20Water%20Quality.pdf).
• Zaha, Y. Igarashi, N. Tanaka, M.B Samarakoon (2017) Factors affecting the washout situation of inland houses behind large seaward structures in the Ishinomaki Port area after the Great East Japan tsunami. 5th International Conference on Sri Lanka-Japan Collaborative Research. University of Peradeniya, Sri Lanka.
• K.G.D.S. Ranasinghe, V.G.P. Sirisena, M.B. Samarakoon, N. Tanaka (2017) Use of Anaerobic Digestion for the treatment of Dairy Wastewater in Sri Lanka. 5th International Conference on Sri Lanka-Japan Collaborative Research. University of Peradeniya, Sri Lanka.
• Samarakoon M.B and Norio Tanaka (2018) The Role of Mangroves Against Tsunami in Coastline of Sri Lanka. 12th International Symposium on Ecohydraulics (ISE 2018) Tokyo, Japan (https://www.iahr.org/library/infor?pid=18824).
• Seneviratne N.P and M.B. Samarakoon (2018) Use of Activated Carbon (AC) to filter Wastewater to treat Landfill Leachate. 11th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka.
• Samarasinghe RP, Gamayayake NY and MB Samarakoon (2018) Investigating the possibility of mixing and Food and yard waste for an effective compost product at an existing Pilot-Scale composting plant. KDU Journal of Multidisciplinary Studies. Vol-01, Issue 02, 56-65 (http://ir.kdu.ac.lk/handle/345/4452).
• Samarasinghe K.A.K.A. and M.B Samarakoon (2018) Variation of Drinking Water Quality in Rural Areas of Kurunegala District, Sri Lanka. International Journal of Environment, Agriculture and Biotechnology. Vol-3, Issue-3: 1104-1113 (https://www.neliti.com/publications/264380/variation-of-drinking-water-quality-in-rural-areas-of-kurunegala-district-sri-la).
• Samarakoon T.M.W.R.M.B, G.V.S.S Vithanage and N.M.DE.A Abeysinghe (2018) Greywater Treatment for Reusing in Bathrooms.  11th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka.
• Saifulla Aboobakur and M.B. Samarakoon (2019) Solid Waste Management in Kulhudhuffushi, Maldives; Most Suitable Solution for the Crisis. International Journal of Environment, Agriculture and Biotechnology. Vol-4, Issue-6: 1853-1861 (https://ijeab.com/upload_document/issue_files/36IJEAB-112201916-Solidwaste.pdf).
• Kannangara K.C, H.T.A.J.P Hewaarchchi and M.B. Samarakoon (2019) Identifying and Analyzing the Demand and Consumption Patterns of Water Use in Hotel Sector. 12^th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka (http://ir.kdu.ac.lk/handle/345/2240 ).
• Edirisinghe S.S and M.B Samarakoon (2019) Impacts and Methods to Minimize the Non-Revenue Water that Happens on the National Water Supply System. 12^th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka.
• Sawmika H.P.M.S, Thusitha G.A and M.B. Samarakoon (2019) Impact of Land Use on Water Quality of Kelani River. 12^th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka (http://ir.kdu.ac.lk/handle/345/2234).
• Chandrasena C.K and Samarakoon M.B (2019) Water Safety Plan from Catchment to Consumer in Greater Galle Water Supply Scheme. 113^th Annual Sessions of Institution of Engineers, Sri Lanka.
• Sarathchandra L.M.G.S and M.B. Samarakoon (2019) Domestic wastewater treatment efficiency from subsurface flow constructed wetland. 113^th Annual Sessions of Institution of Engineers, Sri Lanka.
• Nanayakkara N.D and M.B. Samarakoon (2019) Knowledge, Attitudes and Adaption of Practices of Suburban Communities on Municipal Solid Waste Management in Sri Lanka. 113^th Annual Sessions of Institution of Engineers, Sri Lanka.
• Hewaarchchi H.T.A.J.P and M.B. Samarakoon (2019) Tsunami Damage Impact Mitigation in Relation to Mangroves of Sri Lanka. 113^th Annual Sessions of Institution of Engineers, Sri Lanka.
• JACK Jayaweera and MB Samarakoon (2020) Effect on Water Quality due to Residential Development – A Case Study on Kolonnawa Canal. 13^th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka (http://ir.kdu.ac.lk/handle/345/2897).
• R.M.N.S. Rathnayake and T.M.W.R.M.B. Samarakoon (2020) Proper management of Quarry Dust that generated in Crusher Plants as a waste. 13^th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka (http://ir.kdu.ac.lk/handle/345/2899).
• PKCG Panduwawala and MB Samarakoon (2020) Electrical and Electronic Waste Management in Sri Lanka. 13^th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka (http://ir.kdu.ac.lk/handle/345/2979).
• GHGSG De Silva, and MB Samarakoon (2020) The Environmental Compatibility in Cement Manufacturing Industry, Galle, Sri Lanka. 13^th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka.
• AID Gamage and MB Samarakoon (2021) Study of Estimating Greenhouse Gas Emission from Healthcare Solid Waste Management. 14^th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka.
• L.Y Hitige and T.M.W.R.M.B Samarakoon (2021) Status of Solid Wastes and its Management in the Coastal Environments of Sri Lanka. International Journal of Environment, Agriculture and Biotechnology. Vol-6, Issue-5; Sep-Oct, 2021 (https://ijeab.com/detail/status-of-solid-wastes-and-its-management-in-the-coastal-environments-of-sri-lanka/).

• Monbukagakushosho Scholarship 2008 – Awarded by the Japanese Government for a Doctoral Degree.
• Her Majesty the Queen of Thailand scholarship 2006 – Awarded by the Royal Thai Government for a Master Degree.
• Award for the Best Presentation – 11th International Summer Symposium, September 2009, Japan Society of Civil Engineers. Tokyo Institute of Technology, Tokyo, Japan.
• Award for the best performance in Certificate in Teaching in Higher Education (CTHE) course 2015/2016 conducted by Staff Development Centre of General Sir John Kotelawala Defence University, Sri Lanka

• Water Resource Management.
• Numerical Simulation in Surface Water Pollution
• Water and Wastewater Treatment
• Industrial Environment Management

• Associate Member, Institution of Engineers Sri Lanka (IESL).
• Life Member, Sri Lanka Association for the Advancement of Science (SLAAS)