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The Utah Constitutional Sovereignty Act, passed in late January, set up a process for the Legislature to challenge federal laws it believes to be overreach.

“Reaching for Air” profundizará en la contaminación y cómo afecta a los residentes del oeste.

Reaching for Air is a collaboration between KUER and The Salt Lake Tribune that amplifies the air quality stories of west side residents.

Ozone forms by combining pollution with sunlight and warm temperatures.

The latest Utah news for Thursday morning, April 21, 2022

The same snow that’s helped wash away smog episodes along the Wasatch Front this winter has created a kind of pollution factory in the Uinta Basin.…

Smoke from the Dollar Ridge wildfire in eastern Utah spread throughout northern and central Utah on Friday and raised particulate pollution. Wildfire near…

The Utah Division of Air Quality is interviewing for a new staff position — a compliance officer based in the Uintah Basin.The basin contains thousands of…

Smoky September skies are dragging out a high-pollution trend that’s dogged Utah all summer.“This is really a bumper year for, for ozone,” said Bo Call,…

Federal regulators are giving states like Utah another year to sort out their ozone-pollution solutions.The U-S Environmental Protection Agency is…

Uintah County Commissioner Mike McKee says oil and gas companies would be doing a lot more to clean up pollution if they knew they could avoid sanctions…

The American Thoracic Society is one of the organizations that has argued for years that less pollution would mean healthier Americans. The Environmental…