Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

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

Smoke from ongoing wildfires across Canada continued to drift into parts of the United States on Wednesday, causing hazy ...

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

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 wildfires in Canada continue to impact air quality in the northern United States, even in the New York City metro area and Hudson Valley.

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's ...

Ongoing wildfires in Canada are causing the worst kind of trickle-down effect here in the United States. According to ABC ...

One person is dead and 13 have been injured as the largest wildfire France has seen in decades continues to burn across the ...

The scale and intensity of the fires have had transboundary effects. Smoke from the blazes has drifted across the border into ...

As autumn approaches, some regions will slide into sweater weather -- but others could be dealing with wildfires, lingering ...

Code Yellow Air Quality or moderate level for particle pollution are forecast for Thursday and Friday. This may cause health symptoms for groups of people in the unusually sensitive category.