Question

Which is not a negative effect on the Earth system resulting from the construction of a dam?

Answer 1

Answer:

Flood is not a negative effect on earth by dams

Answer 2

Providing irrigation water for nearby farmlands is a positive effect on the Earth caused due to the construction of a dam.

• Before the construction of dams, it was difficult to dig up canals from the river to the agricultural land to provide water supply.
• Only those lands that were next to a river, lake, or pond used to receive proper water supply throughout the year.
• However, due to the construction of dams, the water can be stored and transported to a large distance with the help of irrigation pipes.
• Thus making proper irrigation available in the whole area.