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

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

Wildfire smoke from Canada is blanketing the skies in the Midwest, leaving millions with dangerous breathing conditions.

It appeared that, as of Friday, Chicago-area residents wouldn't get a reprieve from poor air quality in the near future.

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

A thick haze of smoke from Canadian wildfires has descended on the US Midwest, degrading air quality during Lollapalooza in Chicago.

Hazy skies from wildfire smoke will linger through the weekend in Chicago, with mild temperatures and an air pollution alert ...

Chicago’s air quality was among the worst in the world as wildfire smoke from Canada smothered the city on Thursday, July 31, and was expected to continue into Friday. According to a report, Chicago ...

Smoke has continued to cloud Illinois' air for a second straight day, but the poor air quality isn't because of a fire in the ...

Chicago had the worst air quality in the world on Thursday. There is an Air Quality Alert for most of the area through Friday.

MINNEAPOLIS (FOX 9) - Minneapolis has the second-worst air quality in the world on Friday morning as wildfire smoke from Canada continues to linger in the state. Minneapolis is experiencing some of ...