New Yorkers and Californians breathe in the dirtiest air in the nation and face higher cancer risks than the rest of the nation, according to the latest data from the U.S. Environmental Protection Agency. Oregon, Washington, D.C. and New Jersey had the third, fourth and fifth worst air in the nation, respectively, the EPA said. Rural residents of Wyoming, South Dakota and Montana breathed the cleanest air. New York's cancer risk is estimated to be 68 residents per million. In California, the risk is 66 residents per million.
