Under a Code Orange alert, it's recommended that children, older adults and those with respiratory illnesses limit time spent outdoors.

Wildfires in Siberia's Arctic zone cause emissions of carbon that previously was "trapped" in the permafrost, thus adding to the global warming, senior researcher at the Sukachev Institute of Forest E ...

The air quality index on Tuesday across the Midwest and the Northeast ranged from "moderate" to "unhealthy" for sensitive adults. Some areas in northern Wisconsin, eastern Pennsylvania, northern ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast. Air ...

Having breathing trouble today? Canadian wildfire smoke is drifting across Ohio today, dropping the air quality in parts of ...

Canadian wildfire smoke is still lingering across Michigan, causing hazy skies. Another air quality advisory has been issued.

Fires in California, Arizona, Utah and Nevada are growing fast in brutal heat. The Dragon Bravo Fire has topped 110,000 acres ...

Improvements will be made in terms of wildfire smoke over the next few days. After dense plumes and high amounts of smoke ...

Wildfire smoke from Canada has prompted officials to place the Lehigh Valley and surrounding counties under an air quality ...

More warmth and more noticeable humidity will build in for the rest of the week. Highs will be into the mid to upper 80s ...

SANTA BARBARA COUNTY (KABC) -- Firefighters are trying to gain control of the Gifford Fire in Santa Barbara and San Luis ...

California Governor Gavin Newsom and L.A. Mayor Karen Bass are ensuring no new net housing is created during rebuilding of ...