This year's wildfire season in Canada is shaping up to be the second-worst on record and federal officials are warning of a ...

Clear, sunny skies could be rare this summer, as smoke from Canadian wildfires flows into the Northeast, according to ...

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

Rain overnight in Calgary did little to clear the wildfire smoke affecting the city, leading to an air quality warning early ...

As Canada’s wildfire season intensifies, residual smoke continues to drift into Western New York, affecting local air quality. The most recent data shows there are now more than 1,700 active wildfires ...

North Dakota is experiencing some of the worst air quality in the world due to Canadian wildfires. Smoke is impacting air ...

Smoke from more than 200 Canadian fires is once again dimming skies around Boston, with a thicker haze expected Thursday that could be harmful to sensitive populations.

Two years after a historically devastating summer, Canada is once again facing a massive fire season, with burned areas already exceeding year-to-date averages from recent years.

More than 30,000 people in Canada have been evacuated due to wildfires, and millions of acres have burned — and it's only the ...

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