Mahesha KarunathilakeThe use of chemical fertilizers, high yielding varieties and agricultural practices have resulted in tremendous develop in the agricultural sector. There is no doubt that use of chemical fertilizers has increased food grain...
Sahan Pradsad Jayasinghe Sri Lanka is facing a big electricity crisis during last several years. Hydro power fulfills 37% of the electricity demand and balance 67% is fulfilled by fuel. Electricity has supplied for...
Shanika LakmaliPopulation of Sri Lanka in 2004 was around 19.46 million, with population growth rate of 1.1% as compared to 1.3% in 2003 (Central Bank, 2005, 2004).So the population has grown up very rapidly....
Sumedha AmarasenaInshore and coastal waters of Sri Lanka are exposed to various types of pollutants from inland, coastal and offshore sources. These sources release high amount of pollutants in to the sea daily. The...
Gayesha JayasingheWaste is a growing problem in Sri Lanka aggravated in the absence of proper management systems. Waste includes any matter prescribe to be waste & any matter, whether liquid, solid, gaseous or radioactive,...
Thilina JayarathneAmong the many benefits that forests provide, there is growing appreciation of their role as major storage of carbon. Growing trees, through the process of photosynthesis, absorb carbon dioxide, storing vast amounts of...
Sulari AntonyThe behavior and fate of chemicals in the environment is determined by their chemical and physical properties and by the nature of the environment. The chemical and physical properties are determined by the...
GAYATHRI S. ABHAYARATHNE Land degradation is the lowering of productive capacity of land temporally or permanently. It can occur by natural phenomena as well as human interventions. Although there are several causes for land...
Sulari Anthony On 26th December 2004, the coast of Sri Lanka was hit by a series of Tsunami waves generated by an earthquake centered off Sumatra island in the Indian ocean. The waves initially...
Thilina Jayarathne All species play a role within an ecosystem as, (i) Primary producers (ii) Primary consumers (iii) Predators, and (iv) Decomposers. Primary producers absorb energy from the environment mainly from sun light an...
