Wyniki wyszukiwania:

Safe and clean water, one of the vital basic needs for all living beings, becomes scares in many parts of the world due to various reasons. Groundwater is the main water source for drinking and other domestic purposes in most parts of the eastern, coastal belt of Sri Lanka. High population density along with lack of proper drainage systems and improper excreta disposal methods in the sandy soils are some factors directly affect the shallow aquifers, and hence, indirectly on health. In addition to these chronic undesired factors, acute natural disasters like tsunami, cyclones and flood too are...