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

Wildfire smoke has dominated our skies, headlines and lungs over the past few weeks. Small particles which can lead to ...

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

Smoke from ongoing wildfires across Canada continued to drift into parts of the United States on Wednesday, causing hazy ...

Douglas McIntyre, Editor-in-Chief at Climate Crisis 24/7, warns of an escalating wildfire crisis, with over 700 active fires ...

Wildfire smoke drifting over the Washington, D.C., area is making the skies look hazy and negatively affecting air quality.

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The heat dome remains close to Oklahoma into midway through the weekend. Also, wildfire smoke continues to clouds the skies ...

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

Wildfire smoke and haze are expected to slowly lift out of northern Michigan by the end of the week, bringing relief for ...

Smoke from Canadian wildfires has drifted thousands of miles across the U.S., remaining suspended in the atmosphere for days, ...

Wildfire smoke has returned to Pennsylvania, but its impact on air quality so far is far less severe than what the region ...