A group from Arizona State University is working to cool down the Valley by planting trees in urban areas.

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Forest Service issues permits for people to cut their own Christmas trees in Arizona national forests. The 2022 holiday ...

The contrast of the smooth, pale gray bark and bright orange leaves of aspen trees in the fall is a sight to behold in Arizona's higher elevations. But this beautiful display is under threat from an ...

PHOENIX — Amid the Arizona heat, researchers are finding Fremont Cottonwood trees can cool themselves down, but their survival depends on consistent water access. The trees essentially sweat - using ...

PHOENIX — Arizona is investing $6 million in federal funding to increase its tree cover in disadvantaged communities and create more green spaces, the Department of Forestry and Fire Management ...

“Students can imagine themselves going in the future to the moon." TUCSON, Ariz. (KGUN) — If you drive or walk past the northside of the Flandrau Science Center and Planetarium, you’re going to notice ...

The trail that leads to this ancient tree is a 4.7-mile out-and-back route rated as moderately challenging, which means it ...