Question

Why is there a need to harness non conventional source of energy? Givetwomain reason

Answer 1

1. They are eco friendly i.e causes no pollution
2. They are cheap sources of energy hence can be afforded by poor people also
3. These resources are renewable which help in conservation of resources

Answer 2

The increase in population, greater use of machines due to industrialisation and limited supply of fossil fuels are the few reasons that’s why we are looking for alternative or non-conventional sources of energy.