Smoke from wildfires in Canada has spread more than 5,000 miles, reaching parts of Russia as well as other parts of Europe ...

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

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

Smoke will likely be an ongoing health hazard across North America for the next few months. Here's what to expect.

Rounds of smoke from hundreds of Canadian wildfires, as well as dust blowing off Sub-Saharan Africa, will continue to envelop ...

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

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

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

Many fires burning across Canada, forcing evacuations and threatening air quality in the United States, cannot simply be put ...

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

A combination of Canadian wildfire smoke and Saharan dust is expected to impact Georgia this week. Here's what to expect.

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