A thin veil of smoke from wildfires burning in Canada is worsening air quality and putting a lid on temperatures in the D.C.

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

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

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 ...

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

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

Residents of central Pennsylvania should prepare for hazy skies and reduced air quality today as wildfire smoke from Canada ...

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

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

The Bear Gulch Fire has been burning for nearly a month in the southeast part of the Olympic Peninsula, sending smoke ...

Air quality alerts are in place for portions of 10 states from Minnesota to Delaware as officials warn the smoke may become ...

It's time for change. Wisconsin could face the real possibility of being flanked by the effects of wildfires from both the ...