Air quality has taken a serious hit across the United States as a two-fold 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 ...

Smoke drifting into the region from southern California wildfires caused Clark County to issue an air quality alert for the ...

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

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

An air quality alert issued today from the Clark County Division of Air Quality warns that wildfire smoke from Southern ...

On Tuesday morning, New York City had the ninth-worst air quality in the world, thanks in large part to the wildfire smoke ...

Millions are under air quality alerts as wildfire smoke blankets large swaths of U.S. Millions of people across the Upper ...

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

Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. By Judson Jones ...

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.

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