The problem of air pollution can be divided into 2 levels: the local level problems and global problems. The air pollution problem in the local level refers to the problem of pollution that affects the health and welfare of people within the local pollution problems occur, such as problems with dust. The problem compounds lead accumulated in the air. The formation of carbon dioxide (CO2) is also common side, etc. Best global air pollution problems, the air pollution problems that impact the. Health and welfare of people in other countries that are not the birthplace of pollution, such as the occurrence of acid rain. The reduction of gases in the atmosphere, such as ozone and greenhouse gas accumulation problems that cause the Earth's atmosphere, with temperatures warming up. Which leads to the problem of climate change all over the world.
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