The most recent State of the Air report by the American Lung Association found that more than 150 million Americans breathe ...

Pollution levels in certain parts of the US are soaring to dangerous levels with vulnerable people being advised to avoid ...

American Lung Association report found that about 156 million people live in counties plagued by high levels of ozone and ...

PITTSBURGH — The greater Pittsburgh metropolitan area is among the 25 regions in the country with the worst air pollution, ...

Google and Apple both issued rare alerts to their users this week, warning them that the air quality in Chicago had reached ...

Over half of U.S. counties lack air quality monitoring stations, exposing 50.7 million people, especially in rural and ...

The American Lung Association report finds that climate events are causing more people in the U.S. to breathe toxic air even as other pollution falls.

Smoke from a NJ wildfire is pushing NYC air quality into the danger zone. Officials urge sensitive groups to limit outdoor ...

Cities in California make up a significant proportion of the country's most polluted metropolitan areas when it comes to air ...

Several U.S. cities are experiencing heightened air pollution levels on Wednesday, including parts of Chicago.

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