Officials issued an air quality advisory for counties in southwest Michigan as Canadian wildfires burn. Here's what the air ...

The Ottawa-Gatineau region is still experiencing poor air quality from drifting wildfire smoke, prompting Environment Canada ...

If outdoor travel is unavoidable, a well-constructed, well-fitting and properly worn respirator-type mask (such as a ...

Air quality has improved in much of Quebec and Ontario, but wildfire smoke continues to affect parts of the Prairies, ...

EDT on Tuesday, the National Weather Service reported an air quality alert in effect until Thursday at midnight EDT for Muskegon, Ottawa, Kent, Allegan and Van Buren counties.

The federal Air Quality Health Index was at 7, or high risk, during the day Saturday, but had decreased to 5, or moderate risk, as of 8 p.m. Residents may experience mild and common symptoms such ...

Ozone levels and wildfire smoke are expected to worsen the air quality on Wednesday in Allegan, Kent, Muskegon, Ottawa and ...

An Air Quality Advisory has been declared for June 11 for elevated levels of ozone in southwest Michigan, announced EGLE.

Caption: Toronto's skyline is blanketed by smoke on Friday stemming from wildfires in the Prairies. Environment Canada says air quality has improved across most of Quebec and Ontario as changes in ...