Traditional energy resources in India (coal, crude oil, natural gas): A review

India is a developing country with a growing population and economy. For sustainable growth, it will need to secure its supply of energy minerals. In 2013, India ranked 5th in terms of coal reserves, 21st in crude oil reserves, and 23rd in natural gas. At the same time, India was the 3rd largest producer of bituminous and lignite, 22nd largest producer of crude oil, and the 25th largest producer of natural gas. In addition, India was also the 4th largest energy consumer in the world. The total primary usage in India is dominated by coal followed by oil and natural gas. In the period from 2000-2013, the total annual energy consumption doubled to 595.0 million tons oil equivalent. Coal increased its share from 49 to 54% and oil decreased its share from 36 to 30% of the total. The share of the natural gas remains at the same value of 8%.