Search Results - "Jagath Manatunge"

Transmission of COVID-19 virus by droplets and aerosols: A critical review on the unresolved dichotomy by Jayaweera, Mahesh, Perera, Hasini, Gunawardana, Buddhika, Manatunge, Jagath

“…The practice of social distancing and wearing masks has been popular worldwide in combating the contraction of COVID-19. Undeniably, although such practices…”
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Grappling with COVID-19 by imposing and lifting non-pharmaceutical interventions in Sri Lanka: A modeling perspective by Jayaweera, Mahesh, Dannangoda, Chamath, Dilshan, Dilum, Dissanayake, Janith, Perera, Hasini, Manatunge, Jagath, Gunawardana, Buddhika

“…The imposition and lifting of non-pharmaceutical interventions (NPIs) to avert the COVID-19 pandemic have gained popularity worldwide and will continue to be…”
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Long-term perceptions of project-affected persons: a case study of the Kotmale Dam in Sri Lanka by Manatunge, Jagath, Takesada, Naruhiko

“…Many of the negative consequences of dam-related involuntary displacement of affected communities can be overcome by careful planning and by providing…”
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Urban Watercourses in Peril: Implications of Phthalic Acid Esters on Aquatic Ecosystems Caused by Urban Sprawl by Mahesh Jayaweera, Gimhani Danushika, Nilanthi Bandara, Janith Dissanayake, Buddhika Gunawardana, Jagath Manatunge, Kasun Zoysa

“…Urban sprawl worldwide warrants the use of large quantities of industrial and household products containing phthalic acid esters (PAEs) resulting in adverse…”
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Livelihood status of resettlers affected by the Saguling Dam project, 25 years after inundation by Sunardi, Gunawan, Budhi, Manatunge, Jagath, Pratiwi, Fifi Dwi

“…A study of the effects of the Saguling Dam project has been conducted. This paper attempts to examine the long-term effects of the dam construction on the…”
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Use of CaO Loaded Mesoporous Alumina for Defluoridation of Potable Groundwater Containing Elevated Calcium Levels by Mahesh Jayaweera, Madhusha Sudasinghe, Buddhika Gunawardana, Achini Peiris, Jagath Manatunge

“…Defluoridation in the presence of high calcium levels in potable groundwater is paramount, as the consumption of groundwater enriched with fluoride, and…”
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Mechanisms of manganese removal from wastewaters in constructed wetlands comprising water hyacinth (Eichhornia crassipes (Mart.) Solms) grown under different nutrient conditions by Kularatne, Ranil K.A, Kasturiarachchi, Jagath C, Manatunge, Jagath M.A, Wijeyekoon, Suren L.J

“…This article discusses key mechanisms involved in removing 1 mg/L Mn from synthetic wastewaters in constructed wetlands comprising water hyacinth (Eichhornia…”
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The effect of summer harvesting of Phragmites australis on growth characteristics and rhizome resource storage by ASAEDA, Takashi, RAJAPAKSE, Lalith, MANATUNGE, Jagath, SAHARA, Noriya

“…The effect of harvesting the aboveground biomass on the growth of Phragmites australis in the subsequent growing season was investigated following cutting in…”
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Seasonal dynamics of resource translocation between the aboveground organs and age-specific rhizome segments of Phragmites australis by Asaeda, Takashi, Manatunge, Jagath, Roberts, Jane, Hai, Dinh Ngoc

“…This study aims to test the hypothesis that resource translocation patterns between rhizomes and the aboveground organs depend not only on the season but also…”
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The effect of epiphytic algae on the growth and production of Potamogeton perfoliatus L. in two light conditions by Asaeda, Takashi, Sultana, Munira, Manatunge, Jagath, Fujino, Takeshi

“…Direct evidence of epiphytic algal effects on the growth and production of freshwater submerged macrophytes is scarce. To obtain more reliable, quantitative…”
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The influence of structural complexity on fish-zooplankton interactions: a study using artificial submerged macrophytes by MANATUNGE, J, ASAEDA, T, PRIYADARSHANA, T

“…Aquatic macrophytes produce considerable structural variation within the littoral zone and as a result the vegetation provides refuge to prey communities by…”
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Tolerance for Prolonged Darkness of Three Phytoplankton Species, Microcystis aeruginosa (Cyanophyceae), Scenedesmus quadricauda (Chlorophyceae), and Melosira ambigua (Bacillariophyceae) by Furusato, Eiichi, Asaeda, Takashi, Manatunge, Jagath

“…Phytoplankton community dynamics are affected not only by atural events such as overwintering but also by artificial events such as artificial circulation and…”
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Restoration of Koggala lagoon： Modelling approach in evaluating lagoon water budget and flow characteristics by Gunaratne, Gayan Lakendra, Tanaka, Norio, Amarasekara, Prasanna, Priyadarshana, Tilak, Manatunge, Jagath

“…Groyne system modification is described related to restoration efforts to Koggaia lagoon, Sri Lanka.The large-scale unplanned sand removal at the lagoon mouth…”
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Resettler choices and long-term consequences of involuntary resettlement caused by construction of Kotmale Dam in Sri Lanka by Takesada, Naruhiko, Manatunge, Jagath, Herath, Indika Lakshman

“…Involuntary resettlement caused by dam construction, especially in developing countries, is being criticized as an additional cause of impoverishment of the…”
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Modeling the effects of macrophyte growth and decomposition on the nutrient budget in Shallow Lakes by Asaeda, Takashi, Trung, Vu Kien, Manatunge, Jagath

“…A numerical model was developed to illustrate the annual life cycle and the decomposition process of Potamogeton pectinatus L. Growth, decay, and their…”
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Livelihood Rebuilding of Dam-Affected Communities: Case Studies from Sri Lanka and Indonesia by Manatunge, Jagath, Takesada, Naruhiko, Miyata, Sachiko, Herath, Lakshman

“…This paper discuss two cases of resettlement related to dam development: the Saguling project in West Java and the Kotmale project in Sri Lanka. Resettlers of…”
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Latitudinal effect on the growth dynamics of harvested stands of Typha: A modeling approach by Hai, Dinh Ngoc, Asaeda, Takashi, Manatunge, Jagath

“…A model was developed for Typha, to examine the effects of latitudinal changes in temperature and radiation on the partitioning of total biomass during the…”
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Effects of Flow Velocity on Feeding Behavior and Microhabitat Selection of the Stone Moroko Pseudorasbora parva: A Trade‐Off between Feeding and Swimming Costs by Asaeda, Takashi, Vu, Trung Kien, Manatunge, Jagath

“…We conducted a series of experiments in a flume with a cavity that provided refuge from the current to assess the feeding behavior of the stone moroko…”
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effects of predation risk and current velocity stress on growth, condition and swimming energetics of Japanese minnow (Pseudorasbora parva) by Sunardi, Asaeda, Takashi, Manatunge, Jagath, Fujino, Takeshi

“…A Japanese minnow, Pseudorasbora parva, was exposed simultaneously to multiple dangers in experimental tanks. The study aimed to quantify to what extent the…”
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Glyphosate and AMPA of agricultural soil, surface water, groundwater and sediments in areas prevalent with chronic kidney disease of unknown etiology, Sri Lanka by Gunarathna, Shankani, Gunawardana, Buddhika, Jayaweera, Mahesh, Manatunge, Jagath, Zoysa, Kasun

“…Glyphosate, which is commercially available as Roundup®, was the widely used herbicide in Sri Lanka until 2015 and is suspected to be one of the causal factors…”
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