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

The fires have resulted in hazardous air-quality conditions across much of Canada and the northern U.S. They are continuing ...

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's ...

Since it started on Friday afternoon, the Gifford Fire -- which is situated within the Los Padres National Forest in Solvang, ...

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

Three wildfires that started over the weekend on Colorado’s Western Slope have consumed more than 8,000 acres and destroyed ...

Close the windows and turn on the air conditioner, if you have one, setting it to circulate the indoor air. Use blankets to ...

The lightning-sparked Elk fire southeast of Meeker in Rio Blanco County started just after noon Saturday and more than ...

Fires in California, Arizona, Utah and Nevada are growing fast in brutal heat. The Dragon Bravo Fire has topped 110,000 acres ...

U.S. Ambassador to Canada Pete Hoekstra says Canada's recent wildfires offer a "stark reminder" of the countries' shared ...

The wildfire in the Los Padres National Forest grew to 82,000 acres on Tuesday. Officials are still trying to determine the ...

Hazy skies linger over New Hampshire as smoke from the Canadian wildfires drifts overhead. "The sky will continue to have a ...