Industrialization in developed countries often has severe costs for the environment, and the quality of air is not an exception. To find a beneficial compromise between technological and industrial advancement and care for natural resources, strict and reasonable legislation is necessary. Detailed in this paper are different air quality regulations of two developed countries namely China and the United States. Although there are several similarities between the two, there are ostensible differences between them and the consequences for each country vary. Pollution has been an increasingly pressing ...