The ice that fell during last month’s storm was unsparing: It decimated magnolias, oaks and other species in wealthy suburban enclaves, rural communities and urban parks. The ice that fell during last ...

To protect the southwest’s iconic Joshua trees, scientists are tinkering with their genetics and searching for climate havens in—and sometimes outside of—their existing habitat. Joshua trees are lit ...

Cutting down a tree can be quite an arduous undertaking, and how to kill a tree stump is a bit of a mystery. But if a tree is long in the tooth (or…branch?) and threatens to fall over, cut down it ...