Question

describe the advantages and disadvantages of the construction of large dams( socially, economically, enviornmental)

Answer 1

the disadvantages of dams that they block the road if they are build in between of the road and advantages of them when the rains come they store water and when it is shortage of water in a particular area or a villages then the water is used from dams

Answer 2

Answer:

Multipurpose dams are artificial walls or barriers build by man to restrict the flow of running water and form a huge lake or water reserviour. The advantages and disadvantages of dams are indicated below.

Advantages:

1. They provide water for domestic, industry and irrigation purposes.
2. We get hydroelectric power from dams.
3. Dams can be used as waterways.
4. They can be used for rearing fish for human consumption.
5. During heavy rainfall or excess water flow, dams store water then release water during times of low natural water flow are and meet water our water requirement. This act as flood control.

Disadvantages:

1. They are extremely expensive to build and must follow a very high standard.
2. Dams flood large areas of land and submerge natural vegetations.
3. Fertile gricultural land are submerged under the water of dams.
4. People living around the dam location must be shifted and relocated.
5. Dams can cause earthquakes and landslides.