Water pollution

                   Water pollution.

 water pollution is the contamination of water bodies,usually as a result of human activities.water  bodies include for example lakes & rivers & oceans and seas. water Pollution is a problem because it can kill human or it can make us sick or affect us and it kills organisms that depend on these water bodies dead fish,crabs,birds and gulls,dolphins and many other animals often wind up on beaches killed by pollution.The causes of water pollution include a wide range of chemicals and pathogens as well as physical parameters. Contaminants may include organic and inorganic substances. Elevated temperatures can also lead to polluted water.