Parts of the Midwest and Northeast are experiencing poor air quality Monday as smoke from Canadian wildfires drifts into the ...

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

Smoke from a wildfire in San Luis Obispo and Santa Barbara counties is affecting air quality to start the week in Los Angeles ...

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

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

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

Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast ...

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

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

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

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

Northeast Ohio is under an air quality alert until midnight Monday, August 4. Here's what's causing the poor air quality and ...