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 ...

Temperatures remain in the upper eighties, with an air quality alert in effect until Midnight on Wednesday. The smoke and ...

Each New England state has seen an uptick in the number of days over the last five years when fine particulate matter (PM2.5) ...

Continuing smoke from the Canadian wildfires is causing the north country to be under an Air Quality Alert for the third ...

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 ...

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

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

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states from Wisconsin to Maine.

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.