Canada had its most destructive series of wildfires ever, and one expert says the country is currently on track this year to ...

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

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

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

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

Canada’s wildfire season is off to an intense start. A NASA satellite has recorded thousands of hot spots across the country ...

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

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

Hedge funds boosted their bullish stance on US crude by the most in five months as wildfires endangered Canadian flows and ...

The pull of the foul air to Northern California was significant enough that the Bay Area Air District issued an air quality ...

Parts of central Pennsylvania are under a code orange air quality alert, but the Midwest is seeing bigger air quality ...

Roughly 17,000 residents in the Canadian province of Manitoba have been evacuated because of nearly two dozen active ...