5. Large Scale Job Creation: It is estimated that adoption of renewable energy technologies is going to create large number of jobs worldwide. Renewable energy technologies are cheaper as they require less maintenance in the long run. Renewable energy sources hold the future of this world as fossil fuels are not going to last too long and are going to expire one day for sure. Switching to renewable energy sources can help various countries to reduce their dependance on coal, oil and gas. Millions of jobs have already been created in US and other European countries that have switched to renewable sources to lower their carbon footprint.