Young aspens often don't survive because of factors such as grazing elk, according to a study by Northern Arizona University ...

Wealthy Americans flock to Scottsdale, Arizona, and Jackson Hole, Wyoming, for stunning natural landscapes, luxury lifestyles ...

Wealthy Americans flock to Scottsdale, Arizona, and Jackson Hole, Wyoming, for stunning natural landscapes, luxury lifestyles ...

Climate change may cause fall leaves to change later, putting trees at risk for frost damage. Even if they change on time, ...

The sky is cloudless and impossibly blue. There are orange and red desert mountains in the distance, with palm trees and ...

In the Arizona high country or along riparian areas, cottonwood, ash, aspen and other deciduous trees grow and, come fall, drop their leaves. This is an essential part of the trees’ life cycles.

The new plan includes a $60 million funding commitment and focuses on tree equity, which means planting trees in the areas ...

Arizona remains too close to call in early results, but the former president picked up wins in other swing states.

In a sprawling plant in the heart of California's farmland, millions of shells rush down a metallic chute and onto a conveyor ...

Arizona, Florida and Texas — all warm-weather states — had the most cities among the 15 fastest-growing cities over the one- and five-year periods. Not all cities were lucky enough to see ...

Trees can take decades to reach full maturity (the same can be said for some humans, if we're being honest). While watching a ...