The American Lung Association has revealed that nearly half the U.S. population resided in areas with dangerous levels of air ...

The San Diego County Air Pollution Control District wants more people in South County communities impacted by odors stemming from cross-border sewage flows to apply for a free purifier.

A new report on air quality across the U.S. offers a cloudy prognosis on the long-term health of about 156 million residents ...

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

Air pollution levels keep getting worse for more people in the U.S., according to a new report, and experts say the Trump administration’s proposed deregulation plans will make it even harder ...