The United Kingdom first passed its Clean Air Act in 1956 following a deadly smog event that killed many London residents.
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.