Weather conditions trapping wood smoke pollution near the ground prompted the Bay Area Air District to issue a Spare the Air ...

Salt Lake City topped national charts this week under a blanket of the dirtiest air in the country, with more to come.

As the Wasatch Front experiences poor air quality, here are some methods you can use to protect yourself from the pollution.

"You can smell it too," said Rosalva Amezcua in Spanish. "It's been bad for more than a year, but we have to go to work and ...

Warmer temperatures and abundant sunshine continue to build across the Pacific Northwest this week, but sensitive groups ...