Republican lawmakers are blaming Canada for not preventing and containing wildfires, whose smoke has fouled the air in ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

Heavy surface smoke from wildfires in Canada is drifting across Minnesota on Monday, with unhealthy air quality levels ...

The hazy air hovering over US cities, including Chicago and New York, this summer is reminding Americans of just how ...

Minnesota and Canada share so much: frigid winters, a love for hockey — and more recently, massive plumes of toxic wildfire ...

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

More than 50 homes in Annapolis County have been displaced by fire in a summer that, for some provinces, has been the worst ...

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Because of all of the smoke, the Pennsylvania Department of Environmental Protection has declared a Code Orange Air Quality ...

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

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air ...

With hundreds of wildfires burning across Canada, smoke has drifted into the northern United States, lowering air quality ...