In China, where rapid industrial and urban growth in recent decades resulted in a sharp decrease in air quality, numerous laws about air pollution have been passed, including a frequently updated five-year national plan to meet target reductions in air pollution.
Most industrialized countries have laws and regulations about air quality. The United Kingdom first passed its Clean Air Act in 1956 following a deadly smog event that killed many London residents. In China, where rapid industrial and urban growth in recent decades resulted in a sharp decrease in air quality, numerous laws about air pollution have been passed, including a frequently updated five-year national plan to meet target reductions in air pollution.