According to the Maricopa County Air Quality Map, several parts of the Valley have an air quality level listed in the "very ...

According to the Environmental Protection Agency (EPA), ozone exposure can irritate the respiratory tract, causing coughing, ...

The U.S. Postal Service is saving a great deal of money with UPS as its prime air cargo vendor instead of FedEx, according to ...

Denver will see more sunshine in Denver today with warmer temperatures that near 90 degrees before evening storm chances.

People in Colorado have been urged to avoid driving gas and diesel vehicles on Thursday amid an air pollution warning.

Air monitors and limits on growth could help Thanks to Don Gillespie for his letter on June 9 in the PI referencing another ...

State regulations limiting gas-powered lawn equipment for public properties went into effect this month. Users are warming up ...

Temperatures could reach a record-breaking 100 degrees in the metro and up to 103 on the plains, forecasters said.

The brisk winds out of the southwest will keep temperatures in the upper 90s across the Front Range today, making it a ...

Pilots flying into Denver International Airport on Monday couldn't communicate with air traffic controllers for about two minutes due to multiple radio transmitter failures, a leading official ...

Denver is often thought of as a mountain town with crisp, fresh oxygen to breathe, but the Mile High City's air quality is largely in the toilet.