How does solar energy compare with fossil-fuel energy?

1 Answer

Most fossil fuel energy is the energy it received and stored in it from Sun.. Carbon in coal.

Explanation:

Solar energy is pollution free.But it is available only in day time..At present the cost of photo voltaic cells are high.Hope it will come down soon..SOLar energy is renewable energy\
The mining and use of fossil fuels make ,lot of pollution/...THey will ,finish after some time.
burning of fossil fuels creates green house gases causing global warming.