Question

write three problems by constructing big dams ?

Answer 1

problems one face while constructing a dam can be as follow
1 it will lead a social problem as people have to be displaced from those areas
2 it CAN create economic problem
3 it will create environmental problems such as deforestation

Answer 2

the three problem by constructing big dams are-

1) large area under deforestation

2) migration of fishes stop

3)while breaking of dam large amount of flora and fauna are submerge under water