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

"Breathing in the Canadian wildfires smoke cannot be the new normal," said Candice Miller, Macomb County public works ...

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

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

The smoke is expected to remain over the northern and central Plains of the United States for the next couple of days, ...

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.

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

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

An air quality alert was issued by the New York State Department of Health on Saturday due to smoke from wildfires in Canada.

Environment Canada says smoke from forest fires is causing reduced visibility and poor air quality that is expected to ...

Canadian wildfires in Manitoba and Saskatchewan have prompted air quality alerts in Minnesota, Wisconsin and Michigan on ...

Wildfire smoke from the Prairies has prompted special air-quality statements and warnings across the country Saturday. Smoke from forest fires is causing reduced visibility and poor air quality that ...