Question

Draft a report on about 150words on the useful and adverse effect of constructing dams and rivers

Answer 1

Man-made dams are designed to stop or impede the flow of water along a river. While dams are most commonly associated with the production of hydroelectric energy, they are used for a variety of purposes. When a river is dammed, it creates an artificial body of water behind the dam. Such reservoirs are used to supply the public with drinking water and for regulating the flow of water to surrounding areas.

Answer 2

"Adverse effects of constructing dams on rivers are:

1. Flood waters provide valuable nutrients to the soil and easily replenish water supplies which stop by dams.
2. Dams control the amount of water moving down to the river that can also reduce the water level.

Useful effects of constructing dams are:

1. It provides drinking water and recreation.
2. It controls flood.
3. It can be used for power generation.
4. It helps to develop livestock."