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 ...

A number of states in the United States have declared air quality warnings with concerning levels noted across many of the ...

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 ...

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 ...

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

Smoke from wildfires in southwestern Manitoba, Canada, will impact the D.C. area Wednesday as it makes its way through the ...

In Grand Rapids, the Air Quality Index, which measures particle pollution in the air, was over 100 AQI six of the last seven ...