Question

Give reasons- 3 marks each- 1) Environmental aspects must be carefully looked into before building huge dams. 2) Most of the industries are concentrated around coal mines
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Answer 1

Answer:

1. Construction of a huge dam creates large scale destruction of natural vegetation and wildlife in those areas which get submerged.Hence, environmental aspects must be carefully looked into before building huge dams.

2.Most of the heavy industries are found in the vicinity of coal mines because of: (a) Coal is a heavy and bulky raw material to be transported to longer distance. (b) Basic sources of thermal energy.