Smoke from the Canadian wildfires continues to bring potentially dangerous air quality to parts of the northern U.S., with ...

An air quality alert has been issued for most of Southeast Michigan on Independence Day. The alert is in effect for most ...

Continued drifting of wildfire smoke from Canada and Alaska has prompted Bay Area air regulators to extend an air quality ...

A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.

Poor air quality due to wildfire smoke can negatively affect health. It's one of multiple climate-driven health risks ...

Poor air quality worsened by Canadian wildfires is having an effect not just on our breathing but also our hearts.

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

More than 25,000 residents in three provinces have been evacuated as wildfires remained active and diminished air quality in parts of Canada and the U.S.

Canadian Wildfire Smoke Spreads Impacting Air Quality for Millions Across Eastern and Midwest U.S. There were 203 active wildfires in Canada — with 102 of them deemed as “out of control ...

Smoke from wildfires still raging in Canada is degrading air quality across the northern U.S., turning skies a murky orange ...

Smoke from Canadian wildfires is headed toward Massachusetts, and prompting concerns about air quality in Boston. There are numerous wildfires raging in northwestern Canada and also over parts of ...