what is dam and disadvantage
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the dam is a man build resource.it does not help to marine life
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A dam is a barrier across flowing water that obstructs , retards or directs the flow of water.
1) It causes social problems like displacement of local communities in a large scale.
2) It causes environmental problems as large area gets submerged under water it decays to form gases.
3) Huge amount is required for the construction of dams and no reasonable profit is obtained from these dams
4) Moreover it may also cause earthquakes.
amisha200311:
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