Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

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

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

For the first time in over a week, Michigan sees healthier air as wildfire smoke clears. All advisories are discontinued as of Aug. 7.

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

More smoke and heat is expected across the Pikes Peak Region Thursday as morning temperatures quickly rise, prompting another ...