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 ...

In 2010, Phoenix City Council approved an ambitious goal to plant enough trees to shade 25% of the city by 2030. Thirteen years later, city officials don't know how much progress they've made, if any.

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 ...