Question

Disadvantages of constructing dams ?

Answer 1

HEY MATE----

HERE IS YOUR ANSWER

Some of the disadvantages are: Dams tend to be extremely expensive to build and when a decision is taken to build one anyway, it must adhere to a very high standard. ... You must have heard of the rare flooding related to big dams. But this flooding of large areas of land means that the natural environment is destroyed.

Answer 2

Damming of rivers and regulating their flow result in excessive sedimentation at the bottom of the reservoir. This may hamper aquatic life and their migration to other water bodies. Building of dams result in the submergence of land and vegetation.

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