Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the ...

Louisvillians spend more than a week every year breathing unhealthy air, according to new data from the American Lung ...

MOSCOW, Aug 7, (AFP) -Wearing sanitary masks or clutching wet rags to their faces, residents of Moscow struggled round the city Saturday as the worst smog in living memory from wildfires enveloped the ...

People here are desperately waiting for the exit of the nasty smog. The valley dwellers have no solution either in hand but to remain in jitter, for there are no noticeable initiatives to fizzle ...