Wildfires scorching several Canadian provinces have driven at least 33,400 people from their homes, with smoke now reaching ...

An air quality advisory is expected to remain in effect until noon June 6 as Michigan continues to see effects of Canadian ...

Drivers traveling over Michigan's Mackinac Bridge on Wednesday may experience a haze. However, officials say it is not fog ...

As wildfires continue to rage in western Canada, the Environmental Protection Agency issued an Air Quality Alert for the ...

More than 200 wildfires are raging across Canada, sending a thick blanket of choking smoke through the U.S. Midwest. Experts ...

An air quality index of 300 or higher is considered hazardous, and the record-breaking smoke AQI in Grand Portage reached 800 ...

Wildfire smoke was helping raise ozone to hazardous levels. No alerts have been issued, but the air quality may approach ...

Mississippi can expect hazy skies, lower air quality when double whammy of Saharan dust and smoke from wildfires in Canada ...

Parts of Canada are seeing some of their most unhealthy air yet, and the smoke is likely to move over the United States again ...

Smoke from wildfires in Canada has spread more than 5,000 miles, reaching parts of Russia and Europe during the past week.

The country's legacy of mining means that toxic metals could be carried along plumes of smoke, endangering people in its path ...

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.