EDT on Friday, the National Weather Service reported an air quality alert in effect until Saturday at midnight EDT for Van ...

We typically spend 80% of our time indoors, where the quality of the air we breathe depends on the age and type of building ...

An air quality alert remains in effect for the entire Chicago area, with another "Air Pollution Action Day" alert declared as ...

EDT on Thursday, the National Weather Service reported an air quality alert in effect until Friday at 1 a.m. EDT for Emmet, ...

On Thursday at 9:39 a.m. an updated air quality alert was reported by the National Weather Service in effect until Friday at ...

The department recommends that people along Maine's coast consider limiting strenuous outdoor activities if they are ...

Concentrations of ground-level ozone will reach unhealthy levels for sensitive individuals in coastal Rockingham County, ...

An air quality alert was reported by the National Weather Service on Wednesday at 10:16 a.m. in effect until Thursday at ...

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

Part of the mid- and lower Hudson Valley is under an advisory for ground-level ozone pollution, which is expected to worsen ...

Daniel Craighead, an assistant professor in the School of Kinesiology at the University of Minnesota, weighs in ...

The National Weather Service reported an air quality alert at 3:45 p.m. on Tuesday in effect until Thursday at midnight for ...