Pine beetle infestations are quickly spreading across large areas of Colorado's ponderosa pine forests prompting action from ...

They ‘go crazy’ in even-aged ponderosa pine forests, which is the makeup of that area The U.S. Forest Service is concerned that a bark beetle outbreak happening now in Narraguinnep Canyon might make ...

The mountain pine beetle has infested the lodge pole pines surrounding Butte and last summer arrived in the city of Butte. Pine trees throughout the urban area are dying. A mild winter has been ...

A western pine beetle rests on a sap mound on a pine tree. - Charles Wollertz/Getty Images A thriving pine tree is a thing of beauty, but what if your pine tree doesn't seem so healthy? If you notice ...

There is growing concern across Colorado about mountain pine beetle infestations. Neighbors in the Black Forest say they’re ...

City commissioners on Wednesday spent about an hour debating how the city will pay to remove hundreds of acres of trees killed by the mountain pine bark beetle. They didn't settle on a short- or ...

Gov. Jared Polis has issued an executive order establishing a task force to help protect Colorado forests and communities ...

While bark beetles have been slowly infesting trees in Aspen, winter won’t offer any respite. Aspen is currently home to the Douglas-fir beetle, the spruce beetle, the mountain pine beetle, Ips ...

Bark beetles are important for New Mexico’s forest ecosystems. They usually attack stressed trees, which are then replaced by younger, stronger trees. Defoliators are insects that eat tree needles or ...