The pollution is threatening lives and crops
The city's air pollution regularly exceeds the safe levels set by the World Health Organization
In the airpocalypse, fake sunrises are a thing
Eastern officials blame the Midwest for the air pollution that still fouls their cities. Will the Supreme Court play referee?
Pollution spreads to southeast of country that normally remains largely unaffected
A new World Health Organization report details air pollution rates around the globe. Here are the cleanest cities in the country