Question

Why is there a need to harness non conventional sources of energy give two main reason

Answer 1

There is a need to harness non-conventional sources of energy due to the following two reasons:
1. They are in-exhaustible and present in nature in enough amount and can’t be replenished as compared with conventional sources of energy which once replenished, can’t be reproduced again for thousands of years.
2. Non-conventional sources of energy are environmental friendly. They don’t create any kind of pollution. Therefore, there will be no harm to mankind and environment from use of non-conventional sources of energy.

Answer 2

Hey.... I think this can be ur answer!!!
There is need to harness non conventional sources of energy bcoz :

1) conventional sources of energy are limited in nature and non renewable as well as exhaustable

2) non conventional sources are free of cost, eco friendly and renewable.....

Hope it helps you dear ☺️☺️