Only 13 of the world’s countries and territories had “healthy” air quality last year, according to a new report, as air pollution surged to alarming levels in 2022. CNN values your feedback 1.

Those factors often lead to alerts about air quality, with advice for certain people (and sometimes for everyone) to reduce outdoor activity and stay inside. The levels seen in New York City and ...

Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the annual State of the Air report from the American Lung Association.

Smoke from wildfires in Canada has drifted into the U.S., prompting air quality alerts for Americans as it continues to spread. But when officials and forecasters classify a city's air as ...

The image of air pollution is often one of chimney stacks and smoggy cities. But this can be a misleading picture. Indoor air pollution killed more than 3 million people in 2020, almost as many as ...