In Colorado and much of the West, wildfire season has arrived. Near the Colorado-Utah border, the Snyder fire has burned through more than 30,000 acres. Tragically, three brave firefighters lost ...

The State of the Air report ranks Eugene-Springfield as polluted. That may shock residents, so here's what's behind the ...

For days, authorities have been responding to a fire at a large warehouse in Los Angeles that's been sending plumes of smoke into the air.

Fire officials said in a news release that as crews continue firefighting operations throughout the day, the volume and color of visible smoke may fluctuate.

Aerial footage of the fire on Monday showed thick plumes of smoke still coming from the facility, with several fire engines and crews working in the area.

We tested 50 air purifiers to find the best for removing dust, pollen, pet dander, smoke, and odors, with picks for bedrooms, ...

Millions of people across the eastern United States could see hazy skies and degraded air quality as early as next week if smoke from active western wildfires rides upper-level winds across the ...

When wildfire smoke settles over Park City, most people close their windows and head inside, but that's not always enough. Smoke can ...

The United States has made substantial progress in reducing pollution from vehicles, power plants and industrial sources. Independent scientific research has shown that reductions in fine particle ...

Protect yourself as smoke and ozone impact Northern Colorado. Monitor air quality this Fourth of July weekend.

Prescribed fires are vital for reducing wildfire risk and sustaining forest biodiversity. But they also contribute ...