Air quality has taken a serious hit across the United States as a twofold blow of wildfires in the West and in Canada have ...

Canadian wildfire smoke will lend a hazy appearance to the sky, and high clouds blanket much of the Philadelphia region, ...

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

Several rounds of wildfire smoke have been moving into Denver, Boulder, Fort Collins and communities up and down the I-25 ...

Hazy skies aside, summer is finally delivering something we haven’t enjoyed in a long time: A long stretch of pleasant ...

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

Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast ...

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

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

The satellite imagery shows the wildfire smoke as a fuzzy white look on the images. The wildfire smoke is thick just to ...

Canton de la Cote Vermeille, France:: Smoke rises over the French coastline as a wildfire rages near the Spanish border:: The ...

Anyone who might be especially vulnerable to the effects of air pollution should limit their outdoor activities.