CONVECTIONAL SOURCES OF ENERGY:-
-Formed by decomposition of dead remains of living organisms.
-Take millions of years for their formation and very difficult to replenish.
-The fossil fuels are non-renewable sources of energy, so we need to conserve them. If we were to continue consuming these sources at such alarming rates, we would soon run out of energy
-Used in gas stoves for cooking.
Fuel in vehicles
-For generating electricity
-In various industries
-Non-renewable source, hence may exhaust in near future
-Harmful chemicals like oxides of carbon, nitrogen and sulphur are released on burning fossil fuels
-Causes air pollution and acid rains
-Causes greenhouse effect
-threaten the ecological balance of the areas around fuel extraction.