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

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast. Air ...

An air quality alert is in effect for all of Massachusetts as smoke from Canadian wildfires descends into the Boston area.

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

Smoke from Canadian wildfires is impacting the air quality in Connecticut. The National Oceanic and Atmospheric ...

Canadian wildfires are the cause of an air quality alert that’s in effect for the tri-state area, according to health ...

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

Hazy skies descend over the New York City area again on Tuesday, re-upping some air quality alerts related to Canadian ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...

The thick plumes of smoke in Canada are being driven southward into the U.S. by northerly winds on the backside of an area of high pressure.

Large wildfires in remote regions of Canada sent smoke billowing across the border, inundating northern New England with ...