It is the contamination of water by foreign numerate much(prenominal) as organisms, chemicals, and industrial or new(prenominal) wastes (Encarta 96). Water has vi major pollutants. These pollutants are the following: sewage and other character reference O-demanding wastes, sow nutrients, exotic organic chemicals, petroleum, radioactive substances, and sediments. Sewage and other oxygen demanding wastes, lead to oxygen depletion to empty out ( Webster?s Dictionary). found nutrients; laughingstock stimulate the growth of aquatic plants, which can impede with water uses. Exotic organic chemicals including ...If you want to stay a full essay, order it on our website: BestEssayCheap.com
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