"Avoid all physical activity outdoors," the EPA advises at this level. According to the EPA's map, Picture Rocks and Marana ...

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

The Lincoln-Lancaster County Health Department (LLCHD) issued an air quality advisory Tuesday due to expected high levels of ...

Windy conditions have brought a haze of dust across the Valley on Tuesday and the region's air quality appears to be ...

Directorate General of Civil Aviation (DGCA) has given the final nod to Delhi govt for cloud seeding in the city. However, ...

First European earth observation satellite designed to observe more than the atmosphere to be launched at night. A 3D view ...

Big Bend lawmakers secured over $109 million in state funding for local projects, while also facing some vetoed requests in ...

Polar adventurer Alan Chambers has teamed up with climate scientists to see if microplastics and nanoplastics have reached ...

The growth of cities between San Antonio and Austin, separated by 75 miles, is creating one massive metro region.

On Monday, tourists visiting the French capital for a few days adapted as best they could to the intense heat. Sun-drenched ...

House hunting in California? These 9 cities may seem tempting, but real estate experts say they’re better left off your list ...