Smoke from wildfires blazing across Canada is once again wafting over huge portions of the Midwest and worsening air quality, ...

On Friday at 9:41 p.m. EDT an air quality alert was reported by the National Weather Service in effect until Sunday at ...

On Friday, the Minnesota Pollution Control Agency extended the current air quality alert for all of Minnesota and Wisconsin ...

Keeping an eye on air quality this weekend ...

On Friday at 3:57 p.m. EDT an air quality alert was reported by the National Weather Service in effect until Saturday at 4 ...

The state of Minnesota is entering another in a long string of summer days marred by air quality alerts. Poor air quality ...

Off and on through this summer, and especially in the past few days, Milwaukee's air quality measurements have deteriorated ...

A thin veil of hazy smoke from Canadian wildfires blanketed the Kansas City sky early Friday, making the air unhealthy from ...

An updated air quality alert was reported by the National Weather Service on Friday at 10:18 a.m. in effect until Saturday at ...

The Midwest saw some of the worst air quality conditions in the world Thursday, and similar conditions are expected to ...

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...