Among many other benefits, planting trees around your home really can save energy, according to the National Forest Service. The NFS said shade from two 25-foot tall trees on the west side of the ...

Sixty miles east of Winslow, on the windswept plains of the Painted Desert, maroon-colored Triassic fossils recall a forest more than 200 million years old. Felled logs of the ancient conifer species ...

TUCSON, Ariz. (KVOA) — The University of Arizona will celebrate the planting of the Artemis I Moon Tree, a sweetgum tree that symbolizes a significant milestone in lunar exploration. The event will ...

Phoenix says more trees and shade are coming over the next five years. The City Council approved the "Shade Phoenix Plan" on Nov. 13 to plant 27,000 trees and build 550 shade structures. The vote ...