In letters expressing outrage and indignation, Republican lawmakers are demanding more forest thinning, prescribed burns and ...

The hazy air hovering over US cities, including Chicago and New York, this summer is reminding Americans of just how ...

She says emissions from things like transportation and heating have never triggered an air quality alert in Vermont, unlike ...

Beach volleyball matches were postponed on Tuesday and for part of the day on Wednesday after an evacuation alert was issued ...

As wildfires burn across the Western Slope, people are seeing the effects hundreds of miles away with hazy skies, the smell ...

Wildfire smoke from the Bear Gulch Fire could create “unhealthy or hazardous” air quality conditions in Mason County over the ...

Expect a cooler Wednesday with hazy skies from Canadian wildfire smoke, followed by a warming trend and potential ...

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 ...

Here's why the Canadian wildfire smoke is returning to the state and what to know about the latest air quality advisory.

Visibility in the Denver metro was limited on Wednesday, and many people could smell smoke from the wildfires burning in the ...

It's no secret that wildfire smoke is dangerous for our health. But it's not just humans who face risks: the rest of Mother Nature does, too.

Researchers found that wildfire smoke can raise ozone to dangerous levels, posing hidden health risks even in remote areas.