Wildfires are an increasingly common feature of life in American West, and researchers are working overtime to understand how the resulting smoke affects air quality, human health and climate change.

The most destructive blaze that year was the North Complex fire, which was ignited by a lightning strike in the Plumas ...

Washington’s wildfire season is far from over. Dave Upthegrove toured the Labor Mountain fire area, one of the major ...

Crews who struggled just days ago against deadly wildfires raging unchecked across California, Oregon and Washington have now taken the offensive, making substantial progress in subduing the blazes, ...

New research provides some of the most extensive modeling of the growing health toll of wildfire smoke on public health in ...

Heavy ground smoke clouded Hanson Vineyards in Oregon's picturesque Willamette Valley for more than a week following a Labor Day windstorm that kicked up wildfires across the western United States.

RAPID CITY, S.D. (KOTA) - Friday’s issuance of a red flag warning by the National Weather Service for areas in and around the ...

The smoke is not forecasted to have any significant impact on air quality on either Monday or Tuesday, and onshore winds ...