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 ...

Predicting smoke from wildfires, as opposed to standard urban pollution from human activity, is a lot more complicated, ...

Manitoba Premier Wab Kinew accused a group of Republicans of throwing a "timber tantrum" after they called out Canada over ...

Wildfire smoke from the Prairies left most of the Kivalliq Region under an Environment Canada air quality advisory in the ...

Smoke from hundreds of wildfires in Canada has choked the skies over dozens of northern U.S. states in the Great Lakes and ...

The wildfire areas of Manitoba and Saskatchewan are projected to receive 50 millimeters to 100 millimeters of rain this ...

Wildfires raging across Canada may cause hazy conditions in the northeast, including Virginia, over the next several days.

Canadian wildfire smoke has worsened the air quality in multiple states and irritated the eyes, noses and throats of many ...

Rep. Calvin Callahan joined lawmakers from Iowa, Minnesota and North Dakota in filing a formal complaint against Canada over wildfire smoke.