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

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

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

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

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 ...

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as ...

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 ...

Smoke from over 700 wildfires in Canada have made air quality in cities from Minnesota to the Northeast among the worst in ...

The Santa Clarita Valley and Inland Empire will experience the worst air quality on Tuesday, according to South Coast AQMD.