There were no air quality alerts across the U.S. early Friday, following a flurry of warnings partly linked to wildfires in ...

Canadian wildfire smoke is triggering air quality alerts across the U.S. Midwest and Northeast on Thursday, as the northern ...

The state Department of Environmental Conservation has issued an air quality health advisory for Sunday due to smoke from ...

Canadian wildfires, along with high temperatures, are partly to blame for hazy skies and foul air. But passing storms may ...

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

Canadian wildfires are raising air quality concerns in several states, including the Dakotas, Minnesota and Wisconsin.

Although the majority of wildfires are occurring in western Canada, smoke from these fires has been drifting eastward, ...

The Michigan Air Quality Division said as smoke from Canadian wildfires continues to threaten the upper Midwest, "monitors in ...

Many studies have shown how reduced air quality can compare to smoking cigarettes. Moderate air quality currently is like ...

Parts of central Pennsylvania are under a code orange air quality alert, but the Midwest is seeing bigger air quality ...

An air quality alert is in effect until midnight Thursday for the Chicago area as Canadian wildfires continue.

Hear from expert Dr. Mahajan and Jennifer Delgado about the poor air quality rating in the DMV Wednesday. Brian Wilson, Beach ...