Through 2047, an administration regulatory impact analysis found this new standard will avoid 1.38 billion metric tons of carbon pollution -- the equivalent of 328 million gas-powered cars' annual ...

British researchers say data from more than 29 million people across four continents strengthens the evidence of a link ...

If you’ve been outside on a smoggy day, you’ve probably noticed that your body reacts poorly to bad air quality. Maybe you coughed, or got a headache. But what actually happens to your body when you ...

"Both these types of pollution cause people to die. They shorten life expectancy and drive increases in asthma rates," says Mary Rice, a pulmonologist at Harvard University.