Question

why is there a need to harness non-conventional source of energy give two main reasons

Answer 1

there is an immediate need to harness non conventional source of energy because

1) because conventional resources are limited and pollute the environment hence scientists are trying to harness non conventional or renewable resources as an alternative

2) environmental crisis such as global warming and green house effect require immediate attention and a drastic decrease in pollution for this we must use eco -friendly  energy sources like conventional sources as they are pollution free and efficient

hope this helps