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

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada ...

At least twelve states have issued air quality alerts and advisories due to the ongoing Canadian wildfires sending smoke down ...

The scale and intensity of the fires have had transboundary effects. Smoke from the blazes has drifted across the border into ...

Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

U.S. Ambassador to Canada Pete Hoekstra said Tuesday that Canada’s recent wildfires offer a “stark reminder” of the countries ...

A wildfire that has closed the North Rim of Grand Canyon National Park raged out of control over the weekend and is now the ...

Rapidly growing wildfires in several provinces forced thousands of people from their homes and prompted air-quality warnings ...

Hundreds of wildfires in Canada are creating unhealthy air quality conditions across the Midwest, including Michigan, where ...

A number of factors are now contributing to a "tipping point" on climate change and Canada's forests that the expert said ...

Each New England state has seen an uptick in the number of days over the last five years when fine particulate matter (PM2.5) ...

An osprey caught, then dropped the fish on power lines, sparking embers that landed on dry grass below, firefighters suspect.