Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.

Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. Canadian wildfires ...

People may experience difficulty breathing and throat irritation as Canadian wildfire smoke causes air quality to deteriorate ...

Canada is experiencing a terrible wildfire season with nearly 4,000 wildfires so far this year, close to a record pace.

Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an ...

Canadian wildfire smoke has affected Wisconsin all week, prompting multiple air quality alert extensions from the DNR.

The Wisconsin Department of Natural Resources re-extended its air quality alert statewide as wildfire smoke lingers.

An air quality alert is in effect for all of Massachusetts today due to smoke from Canadian wildfires, and it could be the ...

When combined with the Philly area’s warm, sunny weather, the incoming smoke stands to increase levels of ozone, the ...

An air quality alert is in effect today for NYC, as well as Dutchess, Orange, Putnam, Rockland, Sullivan, Ulster and ...

The smoky air is predicted to reach New York City on Monday, and it could bring unhealthy air quality for sensitive groups.

Massachusetts could see hazy skies throughout the day Monday as wildfire smoke from Canada drifts into the Bay State. The ...