Resource Management
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Wednesday, March 3rd, 2010K.M.T.S. Jayarathne and S.K.Pathirage
Forest Stewardship Council (FSC) is an international non-profit, multi-stakeholder organization established in 1993 to promote responsible management of the worlds forests. FSC offers a comprehensive set of universally applicable requirements for responsible forest management with its 10 Principles and 56 associated Criteria. Achieving FSC can be further divided into standard setting, independent [...]
Estimation of biomass carbon of Eucalyptus grandis using IRS LISS III Satellite images in up country wet zone of Sri Lanka
Wednesday, March 3rd, 2010A. Gunawardena1, S.P. Nissanka2, N.D.K. Dayawansa3
There are vital needs to collect some necessary data on forest plantations to address the global climate change that includes carbon sink concept in Kyoto protocol. There are very rapid expansions of forest plantation in Asia-Pacific region and Sri Lanka also have a large extent of forest plantations such as [...]
Aboveground tree carbon stocks of Lowland evergreen mixed vegetation at Gannoruwa
Wednesday, March 3rd, 2010P.S. Pathinayake, M.D.P. Kumarathunga, S.P. Nissanka
Conservation of global forests is being considered as one of the sustainable ways of mitigating global warming, because forests are widely perceived to act as major sinks for atmospheric carbon. Estimation of carbon stocks of tropical forests are important for management, planning and for REDD initiatives. Therefore, this study was [...]
Estimation of ecological footprint for Madurawala Divisional Secretariat area, Kaluthara District
Friday, February 5th, 2010W.D. Sepalika and U.A.D.P. Gunawardena
The Ecological Footprint calculates the combined demand for ecological resources and presents them as the global average area needed to support a specific human activity. This quantity is expressed in units of global hectares. Present resource utilization expressed by such indicators will be helpful to recognize the future trends. Main objective [...]
Changing socio economic pattern and conservation of Maduganga wetland
Friday, February 5th, 2010P. Manusinghe
Maduganga situated in the Galle District of the Southern Province is typical of the river systems which line the south west coast of Sri Lanka. In the global context the ecological significance of the system has enabled it to achieve the Ramsar Wetland status in 2003. In the local context it is a Sanctuary, [...]
Utilization of molluscs as a food resource among traditional communities in Kalpitiya Region (KR) of Sri Lanka
Tuesday, February 2nd, 2010T. Siriwardana
The present ethnography of fishing communities can be divided as; Deep sea fishing and Littoral – lagoonal fishing. Over the recent decades, the number of coastal zone users increased considerably and so has the nature of demands. The latter include the exploitation of resources found in the zone. Studying current uses of marine and [...]
Economic value of mangrove ecosystems in the Panama village, Ampara district:a case study
Tuesday, February 2nd, 2010K. Wijayaweera1, S.P.N. Perera2 and V.A.P. Samarawickrama3
Sri Lanka encompasses a high diversity of coastal vegetation, specifically mangroves and these ecosystems have provided a wide array of goods and services, ranging from fishery, forest products and tourism to shoreline protection. The need to assess the economic value of mangroves became more eminent to assist policy-makers and [...]
Socio-economic factors affecting the technology adoption level of sugarcane in rainfed sector in Sevenagala
Tuesday, February 2nd, 2010T.D.G.J. Peiris, N.R.Abeynayake and M.S. Perera
Sugarcane (Saccharum spp) is an important commercial crop cultivated in Sri Lanka over an area of 18,500 hectors. At present domestic sugar production is 56,000 tones per annum, which was sufficient to meet only 9% of the local requirement. The national average yield is 55 tones per hectare. The potential [...]
Assessing the preferences of plant breeders for utilization, benefit sharing and priorization of conservation of wild rice relatives in Sri Lanka
Tuesday, February 2nd, 2010S. Guruge1, R. Dissanayake1, M. Udugama1, M.U. Jayasinghe1, U.A.D.P. Gunewardena2, R.P.L.C. Randeni3 and R.S.S. Rathnayake3
The purpose of this study was to assess empirically the preferences of plant breeders for utilization, benefit sharing and conservation of the genetic resources of Wild Rice Relatives (WRR) in Sri Lanka. The Choice Experiment Models (CEM), i.e. stated preference method [...]
Community dependency on sand dunes for household income: Evidence from two coastal villages in Pottuvil
Tuesday, February 2nd, 2010P. Sivarajah and M. Anas
The eastern coast of Sri Lanka contains the longest stretch of sand dunes in the country. The Pottuvil sand dunes are a part of the sand dune series which extends from Pottuvil to Panama seashore. Sand dunes were excessively mined for commercial purposes in Pottuvil, both for sand and turtle egg [...]