Almost half of everyone who lives in the United States breathes unhealthy levels of air pollution, according to the American Lung Association’s annual State of the Air report, released Wednesday.

"Since the act passed, the air pollution has gone down overall," Laura Kate Bender, an assistant vice president at the American Lung Association, told CBS News. "The challenge is that over the ...

Its clean, modern aesthetic blends seamlessly ... In environments with extremely high pollution, the purifier may take longer to stabilise indoor air quality. Verdict: Is the Forbes Air Purifier ...

director of Something in the Air Sometimes air pollution is obvious — the air is grey and smells terrible. But as Something in the Air, a documentary from The Nature of Things, shows ...