Minneapolis faced hazardous air quality, ranking second-worst globally due to Canadian wildfire smoke. Air quality alerts ...

Wildfire smoke from Canada's Prairie provinces has triggered widespread air-quality warnings across the country, impacting ...

Most of the Chicago area remains under an Air Quality Alert this weekend due to smoke from Canadian wildfires.

“Air quality and visibility due to wildfire smoke can fluctuate over short distances and can vary considerably from hour to ...

July ended as Winnipeg ’s smokiest month on record. Extensive wildfires burning throughout Manitoba and Saskatchewan have ...

A Greenwood and Danforth measuring station reported the city’s worst air quality Saturday evening. Smoky skies are likely ...

For the full 24 hours of Aug. 3, the New York State Department of Environmental Conservation is issuing an air quality health ...

It’s going to be a hazy and humid Sunday across southern Ontario, with wildfire smoke reducing visibility and triggering special air-quality warnings as temperatures climb toward 30 C. Those hoping to ...

Environment Canada has issued an air quality statement for Montreal today due to smoke from wildfires in the Prairies.

Blazes across several Canadian provinces and territories pose health risks to Canadians and their southern neighbours.

Smoke from raging wildfires in Canada is causing air quality alerts to blanket the Midwest. Lissette Nuñez is live from Chicago's Lollapalooza music festival.

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air.