Acid Precipitation Chemicals from burning fossil fuels are absorbed in the clouds. Clouds release acid rain or snow, which harms animals, trees, and pollutes water supplies.
Ozone Layer Protects us from ultraviolet radiation Broken down by the chlorine in chlorofluorocarbons (CFC’s). CFC’s found in aerosol sprays and as a refrigerant. Chlorine takes breaks apart the three oxygens that make ozone Ozone is made again by oxygen combining with ultraviolet radiation
Environmental Protection Agency Controls amount of air pollutants released by any source Created by Clean Air Act, passed by President Nixon in 1970 EPA requires industrial plants to use Scrubbers, which take harmful pollutants out of smoke