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Research Papers: Recent submissions

  • Study to detect impacts of pollution on the distribution of Zooplankton in the Northern tropical ponds in Sri Lanka 
    Patrick, A.E.S.; Kadotgasan, J.M.; Naveendrakumar, G. (12-12-12)
    Although the Limnological survey are well documented in Sri Lanka. However, not much work has been done in Northern Province after the early nineteen eighties. Zooplankton community distribution can be taken as an indicator ...
  • Long-term temperature trends in Climatological Zones of Sri Lanka 
    Naveendrakumar, G.; Vithanage, M.; Obeysekera, J.; Pathmarajah, S.; Iqbal, M.C.M. (South Eastern University of Sri Lanka, Colombo, Sri Lanka, 13-12-17)
    Ambient temperature in Sri Lanka greatly influences each and every venture throughout the island. The gradual climate change in global scale further worsens the existing situation causing tremendous impacts. Therefore, it ...
  • Quality comparison of market waste compost 
    Nanthakumaran, A.; Naveendrakumar, G. (Faculty of Applied Sciences, South Eastern University of Sri lanka, 03-12-13)
    Accumulation of a large amount of waste may create several problems to inhabiting populations. Composting is an environment friendly way of waste management. Good quality compost is essential to improve the soil fertility ...
  • Identify the causes and environmental friendly methods to control eutrophication in Vavuniya tank, Sri Lanka 
    Loganathan, P.; Manjceevan, A.; Naveendrakumar, G. (Institute of Environmental Professionals, Sri Lanka, 04-07-13)
    This research was carried out to identify the main courses for eutrophication by measuring Nitrate and Phosphate level at different location in Vavuniya tank and to identify the main algae species of and find out environmental ...
  • Trends of stream runoff in Sri Lanka 
    Naveendrakumar, G.; Vithanage, M.; Obeysekera, J. (Sri Lanka Association for the Advancement of Science (SLAAS), Colombo, Sri Lanka, 02-12-18)
    Because of the topographic nature and dendritic stream network, Sri Lanka is vulnerable to river flooding. Most of the rivers originate in the central highlands of Sri Lanka show agreement on climate change impact on the ...
  • Five Decadal Trends in Averages and Extremes of Rainfall and Temperature in Sri Lanka 
    Naveendrakumar, G.; Vithanage, Meththika; Kwon, Hyun-Han; Iqbal, M.C.M.; Pathmarajah, S.; Obeysekera, Jayantha (Hindawi, 27-12-18)
    In this study, we used a comprehensive set of statistical metrics to investigate the historical trends in averages and extremes of rainfall and temperature in Sri Lanka. (e data consist of 55 years (1961–2015) of daily ...
  • South Asian perspective on temperature and rainfall extremes: A review 
    Naveendrakumar, G.; Vithanage, Meththika; Kwon, Hyun-Han; Chandrasekara, S.S.K.; Iqbal, M.C.M.; Pathmarajah, S.; Fernando, W.C.D.K.; Obeysekera, Jayantha (Elsevier B.V., 17-03-19)
    Climate change has pushed the natural limits of our environment, creating extreme weather events that are more frequent and more intense in certain locations around the globe. There is evidence of increasing trends in ...
  • Trends in seasonal extremes of rainfall and temperature of Sri Lanka 
    Naveendrakumar, G.; Vithanage, Meththika; Kwon, Hyun-Han; Obeysekera, Jayantha (Korean Society of Environmental Engineers; Busan, Korea, 10-12-19)
    Due to several reasons, including regional climatic fluctuations, Sri Lanka is likely to have a feedback effect on the local climate, especially the changes in the trends of seasonal extremes of rainfall and temperature. ...
  • Assessment of waterbird composition in Kalkundamaduwewa tank at Vavuniya, Sri Lanka 
    Maddumage, Samith Indika M.R.; Akther, M.S.R.; Aashifa, M.A.R.; Mohideen, A.H.; Tharani, G.; Naveendrakumar, G. (National Institute of Ecology, New Delhi, India., 24-12-19)
    Changes in abundance of waterbirds reflect the habitat changes of a tank ecosystem. Ephemeral tanks in Vavuniya district are known as habitats for rich birds diversity during different periods of a year. A short-term field ...
  • Implications of seasonal rainfall trends for agriculture in the dry zone of Sri Lanka 
    Naveendrakumar, G.; Obeysekera, Jayantha; Vithanage, Meththika (Faculty of Agriculture, University of Jaffna, Sri Lanka, 31-12-19)
    Sri Lanka is vulnerable to the changing climate because of the departures from the usual rainfall. This paper analyses the consistency in trends of rainfall in the dry zone of Sri Lanka with particular emphasis on the ...
  • Accident hotspots in southern expressway of Sri Lanka: Interpolation evaluation using GIS. Advances in Technology 
    Nalaka, P.K.; Akther, M.S.R.; Naveendrakumar, G. (University of Sri Jayewardenepura, 31-05-21)
    In this study, the southern expressway, which is the first and lengthiest E class highway (126 km) in Sri Lanka, was analysed for roadside accident incidences. The primary objective of this paper is to identify the best-fit ...
  • Zero Waste Discharge in Wastewater Reclamation System for Small Cities 
    Naidu, G.; Johir, M. A. H.; Shanmuganathan, S.; Listowski, A.; Vigneswaran, S. (Springer, 04-12-18)
    Presently, wastewater reclamation plants (WRPs) are widely adopting reverse osmosis (RO) as a polishing treatment in the final operation stage. Sydney Olympic Park Authority’s (SOPAs)WRP adopts a treatment operation of ...
  • Performance of submerged membrane bioreactor (SMBR) with and without the addition of the different particle sizes of GAC as suspended medium 
    Johir, M.A.; Shanmuganathan, S.; Vigneswaran, S.; Kandasamy, J. (Elsevier, 15-03-13)
    In this study the effect of different particle sizes of granular activated carbon (GAC) on the performance of a submerged membrane bioreactor (SMBR) was investigated. The sizes of GAC used were 150–300, 300–600 and 600–1200 ...
  • POLLUTION REDUCTION POTENTIAL OF SUBSURFACE FLOW CONSTRUCTED WETLAND SYSTEM 
    Nanthakumaran, A.; Kayanan, S.; Kishoran, S. (South Eastern University of Sri Lanka, 16-12-21)
    Wetlands have been used as a potentially cost-effective secondary waste water treatment system to treat the waste water before discharge into the water bodies. The aim of this study was to compare the pollution reduction ...
  • PHYTOREMEDIATION POTENTIAL OF THREE GRASS SPP. IN A CONSTRUCTED WETLAND SYSTEM 
    Nanthakumaran, A.; Kayanan, S. (South Eastern University of Sri Lanka, 08-12-15)
    Many of the natural systems have been polluted by direct discharge of waste water to the water bodies that causes environmental and health hazards. The surface water resource mainly the tank water gets polluted due to waste ...
  • Development of Evidence-Based Informative and Interactive Database (EBIID) for Vavuniya Solid Waste Management System in Sri Lanka 
    Kayanan, S.; Basnayake, B.F.A. (University of Peradeniya, 12-11-21)
    Solid waste management databases play vital roles in effective waste management in developed countries. In contrast, developing countries having inadequate information create massive problems when planning waste management ...
  • Solid Waste Management Issues within Vavuniya Urban Council Limits 
    Kayanan, S.; Basnayake, B.F.A. (University of Peradeniya, Sri Lanka, 28-11-20)
    Rapid increase in population and change in lifestyle have resulted in a dramatic increase in solid waste generation, and its management becomes a challenge for the Local Authorities (LAs) in Sri Lanka, including Vavuniya ...
  • Pesticide Use and Health Behaviour of Farmers in Rajanganaya 
    Kumarasinghe, M.A.N.; Nanthakumaran, A.; Kayanan, S. (National Centre for Advanced Studies and Social Sciences, Sri Lanka, 14-12-18)
    Excessive pesticide usage is progressively affecting the well-being of the farming community and the environment. The objective of this study is to investigate the pesticide use and its impact on farmers’ health. The primary ...
  • Household willingness to pay for improved solid waste management services within the Urban Council (UC) limits of Vavuniya 
    Kanthasamy, S.; Nanthakumaran, A. (University of Sri Jayawardenepura Sri Lanka, 17-11-12)
    Particularly in developing countries, the accumulation of solid waste has been to such an extent that there is an adverse effect on our environment due to rapid urbanization, increasing population and insufficient budgetary ...
  • Exploring the village tank cascade systems (VTCSs) in Vavuniya district, Sri Lanka 
    Nanthakumaran, A.; Kadupitiya, H. K.; Devaisy, S.; Athukorale, W. E. P. (IWA, 07-02-22)
    An attempt was made to identify, validate the village tank cascade systems (VTCSs) and study the water flow from one village tank to another in each VTCS in the eight Agrarian Service Centre (ASC) divisions in the Vavuniya ...

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