Today maximum percentage of power generation in world is depends upon fossil fuels which will get exhaust in next
few decades. And the generation of power by wind power, water power, and solar power needs to pay more cost and
also the power plants based on these inputs cannot install anywhere, they have many installation limits. Hydroelectric
power plants and solar power plants need huge capital cost also solar power is available only for 10-11 hours in a day
and dams cannot be construct on large scale as it affects the environment of lives present in river.