It is widely known that burning fuel to get energy is extremely harmful to the environment. Carbon dioxide is one of the main gases produced from the combustion of fuel minerals, but also, other toxic substances are released into the atmosphere such as VOCs or Nitrogen oxide. These substances will bitterly damage the ecosystem. It is therefore required to find new ways to produce energy, so the use of these combustibles is reduced. In this essay, I will discuss the benefits of increasing the costs of fuel with the intention of reducing its use.