Heavy surface smoke from wildfires in Canada is drifting across Minnesota on Monday, with unhealthy air quality levels ...

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as ...

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

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

Smoke from wildfires in Canada continue to impact air quality in the northern United States, even in the New York City metro ...

House Republicans Elise Stefanik and Nick Langworthy questioned Canada's commitment to wildfire prevention in a letter to Prime Minister Mark Carney.

Having breathing trouble today? Canadian wildfire smoke is drifting across Ohio today, dropping the air quality in parts of ...

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

The Midwest saw some of the worst air quality conditions in the world Thursday, and similar conditions are expected to ...

Canada is having its second worst wildfire season yet. Two scientists explain what a red air alert means and how anyone living in impacted areas can protect themselves.

Smoke from wildfires blazing across Canada is once again wafting over huge portions of the U.S. Midwest and worsening air ...