Climate change, pollution, and loss of biodiversity are themes that are major concerns nowadays. In the last few years, we have assisted in a rising number of strikes and manifestations to sensibilize public opinion about this problem. Many would say that our lifestyle is ruining the planet Earth. Even if we are clearly responsible for this phenomenon, it is often discussed if we are able to make a significant change and help to solve this issue. In this essay, I'll try to find the answer to this complex question.