As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

As of Aug. 6, there are about 750 active Canadian wildfires, with at least 190 labeled “out of control,” according to the ...

Concern for poor air quality in the greater Chicago area remains as the Illinois EPA extends its alert until Thursday night.

An air quality alert remains in effect today for parts of the Hudson Valley due to smoke and haze from the Canadian wildfires ...

Air quality alerts remain in effect from Minnesota to the Northeast due to smoke from hundreds of wildfires in Canada. In the West, wildfires in California continue to rage.

Canadian wildfire smoke has worsened the air quality in multiple states and irritated the eyes, noses and throats of many Americans.

Over 39 million Americans are under air quality alerts as Canadian wildfire smoke blankets parts of the U.S. Ozzy Osbourne’s ...

An air quality alert for wildfire smoke has been issued for portions of southeast Wyoming, including the cities of Cheyenne, Rawlins, Saratoga and Laramie, and will remain in ...

The air quality monitor on the Rio Blanco County building in Meeker peaked at 304 for fine particulate matter pollution at 5 ...

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada ...

Smoke from wildfires in southwestern Manitoba, Canada, will impact the D.C. area Wednesday as it makes its way through the ...

Code Yellow Air Quality or moderate level for particle pollution are forecast for Thursday and Friday. This may cause health symptoms for groups of people in the unusually sensitive category.