This past Thursday should have been a beautiful day, a day to throw open the windows and putter in the garden, long-awaited ...

Air quality alerts have been issued across most of the Midwest, and hundreds of wildfires are burning across Canada.

Wildfire smoke from Canada turned Chicago into one of the world’s most polluted metro areas as the Lollapalooza music ...

The hazy skies in the Chicago area are the visible sign of the poor air quality Thursday as smoke from Canadian wildfires ...

Wildfire smoke drifting across the Great Lakes has caused air quality to plunge to hazardous levels in several states, ...

Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an ...

Chicago air quality remains in the top five worst in the world Friday with an Air Quality Alert in place from Canadian ...

Tuesday will feature plenty of sunshine, although it'll be hazy sunshine due to wildfire smoke. A few stray showers or storms ...

However, Lake, Porter, Newton and Jasper counties in Indiana will be under another air quality alert all day Tuesday. The ...

The "unhealthy" air, which ranks as level four of six on the Air Quality Index, comes after multiple consecutive days of air quality alerts.

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

The alert, which goes into effect at midnight. comes as the Chicago area continues to see poor air quality due to the Canadian wildfires.