People all across the globe use these energy sources to generate electricity for homes, business, factories and schools. We use this energy to light bulb, run computer, refrigerators, washing machines and air conditioners etc. We use energy to run our cars and trucks. Both the gasoline used in our cars, and the diesel fuel used in our trucks are made from oil. Since, renewable sources are not used on much wider scale and use of Non-renewable sources cause pollution to the environment and may extinct if used in a hazardous manner, so the need of the hour is to conserve these resources and use them in an efficient manner to minimize the wastage and making this planet a better place to live in.