Non-conventional source energy
Non-conventional source energy Non-conventional source of energy is the source of energy which are being produced continuously in the nature. And all these source of energy are renewable or inexhaustible and there is no cause of environmental pollutions. And they do not require heavy expenditure. Energy generated by using the wind, solar radiations, geothermal heat, tides, wave or wind etc. 1. Solar energy :-- Sun radiates an enormous amount of energy, and it is abundant, inexhaustible and universal source of energy. But only small part of the solar energy reaches the outer layer of the earth atmosphere. Half of its solar energy absorbed while passing through the atmosphere and rest reached the earth surface. These solar energy are entirely free. India is the lucky country that receive solar energy for greater part of the year. India receives the solar energy equivalent to more than 5000 trillion KWh.