AdvertisementAir Pollution: Bad For Health, But Good For Planet?November 11, 2011Richard HarrisfacebookEmailPower plants that burn fossil fuels release carbon dioxide as well as a complex soup of chemicals, including nitrogen and sulfur. These chemicals in the air actually help keep global warming in check by reflecting sunlight back into space. Above, the Bruce Mansfield Power Plant in Shippingport, Pa. (Getty Images)