Fossil fuels, such as coal, oil and natural gas, have long been the dominant sources of energy in many countries. People often make arguments based on the usage of oil, gas and coal. Some think that the consumption of these energies is reduced, while others believe that these are the main sources nowadays. I totally agree with the given statement due to several particular reasons which I believe should be considered seriously, and the following paragraphs will expatiate both stances with lucid examples.