Importance of dam producing energy?

Question

give five major importance of dam

Answer 1

it generate cheap electricity from a renewable source water.

it is a reserve massive amount of water that can be used for civilian uses eg.drinking water after treated.

It prevents flooding during heavy raining season as it holds the water and release it at a slow rate.

it saturate the ground near the massive water body. And provide irrigation and ensure good growth of plants around it.

fish farms can be established at the dam. idea places for fresh water fish.In turn people can come here for fishing.

Answer 2

It can generate electricity if it is across a perennial river

It can store water and can be used when we need

It can be used as a picnic spot

It gives employment for few people

It increases the water table of near by area

it can be  a source of drinking water