Lots of countries are suffering from serious problems with their environment because of the pollution of their land, water, and air. These problems may put some people in difficult situations. In this article, I will focus on what problems made by air pollution and how to solve them. Air pollution could lead to acid rain, global warming, and even make people get lung diseases. Nevertheless, it might be solved by using green energy, encouraging the use of public transport, and checking the carbon footprint.