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A practical definition of water pollution is: "Water pollution is the addition of substances or energy forms that directly or indirectly alter the nature of the water body in such a manner that negatively affects its legitimate uses." [1]: 6 Water is typically referred to as polluted when it is impaired by anthropogenic contaminants.
Name Location Dependent population Description Sources of pollution Impact Bharalu River: Assam, India: One of the most polluted rivers in the state of Assam. [19] The biochemical oxygen demand of the river is 52 mg/L in compared to the permissible limit set by the National River Conservation Directorate (NRCD) at 3 mg/L. [20]
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An improved water source, as defined by the World Health Organization (WHO), refers to a drinking water source that provides adequate and safe water for human consumption. Examples of improved water sources include piped water connections, protected wells, boreholes with hand pumps, packaged or delivered water and rainwater collection systems ...
Water (Prevention and Control of Pollution) Act, 1974; The Water (Prevention and Control of Pollution) cess act, 1977; Air (Prevention and Control of Pollution) Act, 1981 [2] Biological Diversity Act, 2002; Environment (Protection) Act, 1986; Forest Conservation Act, 1980; Hazardous Waste Handling and Management Rules, 1989; Indian Forest Act, 1927
About Wikipedia; Contact us; Contribute Help; ... Water pollution by country (14 C, 2 P) A. Algal blooms (1 C, ... Pages in category "Water pollution"
The United Nations World Water Development Report. The United Nations World Water Development Report (UN WWDR) is the UN-Water flagship report on water. It is a comprehensive review that gives an overall picture of the state, use and management of the world’s freshwater resources and aims to provide decision-makers with tools to formulate and ...