While the smoke is worst along the Western Slope where the fires are burning, levels are also fluctuating on the Front Range.

The country has “been fighting wildfires in this country at unprecedented rates since 2023,” when Canada saw its largest ...

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

The Mount Underwood fire near Port Alberni continues to grow, and many on Vancouver Island are feeling the impact. Island ...

While relief from the heat in the form of cool, Pacific breezes are on the way to Western Washington, the near-record hot ...

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

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

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

The other problem is that they sound like good news. Negative feedbacks face the opposite problem. In a negative feedback, ...

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