At the present time, we are suffering from threats from the environment, clearly seen from air pollution, water pollution and probably more. People are using too many non-renewable resources, including fuel for cars and vehicles, which is harmful. So, it is believed that one of the most proper ways to discharge the problems is to increase the cost of these kinds of materials, intend to make the world better. From my point of view, it is accurate to admit that this idea is absolutely unreasonable. To clear, it should be summed up in an essay