Since 2000, the American Lung Association has released an annual State of the Air report analyzing air quality data across ...

Air pollution levels keep getting worse for more people in the US, according to a new report, and experts say the Trump ...

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

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