An annual report from the Colorado State Forest Service suggests that the prevalence of Mountain Pine Beetles has increased ...

A state’s insect expert called the discovery of a tree-killing bark beetle in a Bothell trap ... Beth Willhite identified the beetles in Ponderosa pines on Joint Base Lewis-McChord in Pierce ...

Have you ever adopted a tree and watched it through the seasons? Kids love watching trees. This is even more meaningful when ...

It’s native to western pine forests, especially lodgepole and ponderosa forests ... in the U.S. and Canada. Most bark beetles lay eggs under the bark of trees that are already dead or dying.

Flames surged through the pinyon-juniper woodlands of the Southwest, the ponderosa pine stands of the Rocky ... study of data recorded in the rings of trees. Hundreds of sites representing an ...