In the height of summer, when most Americans dream of clear skies, campfires, and serene lakeside vacations, a thick haz ...

Republicans have ramped up their feud with Canada with a bizarre demand that the country’s northern neighbors stop their ...

Two allies of President Donald Trump from Upstate New York have sent a letter to Canadian Prime Minister Mark Carney over the ...

Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast ...

Air quality alerts are in effect in the Philadelphia area, fueled by smoke from wildfires that are burning thousands of miles ...

Air quality remains poor in parts of Canada as wildfire smoke travels along the jet stream — with Europe now in its path.

Smoke from wildfires in Canada continue to impact air quality in the northern United States, even in the New York City metro ...

Wildfire smoke from Canada has prompted officials to place the Lehigh Valley and surrounding counties under an air quality ...

Canadian wildfires burning across northern Manitoba and Saskatchewan are sending smoke through central Canada, the Great ...

An elevated flooding risk persists on Sunday for some parts of the Southeast as Alabama, Georgia and the Florida Panhandle ...

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

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