Why is solar energy being used by only a few countries? Why should we encourage the use of solar energy in India?

Why is solar energy being used by only a few countries? Why should we

1.	Why is solar energy being used by only a few countries? Why should we encourage the use of solar energy in India?
Answer» India is DENSELY populated and has HIGH solarinsolation, an ideal place for generating electricity from solar ENERGY. ... India receives a solar energy EQUIVALENT of more than 5000 trillion kWh PER year, which is far more than its total annual consumption