Since the early 2000s, the emerald ash borer has been a thorn in homeowners’ sides—or anyone with trees in their yard. These invasive insect pests cause oft-catastrophic damage to ash trees, and ...

A tiny invader, no larger than a grain of rice, has burrowed into Oregon's oak forests, threatening the health of white oak ...

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

Colorado leaders are sounding the alarm on a growing pine beetle outbreak that experts say could kill millions of trees and ...

Gov. Jared Polis, along with several leaders from multiple counties in the western Front Range, met Monday in Evergreen to ...

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

LARAMIE -- A "perfect storm" of warmer winters leading to greater larvae survival, extended drought and extensive stands of older, more vulnerable trees has caused the pine bark beetle epidemic in ...

CBP at Detroit seized a Ctonoxylon bark beetle in Ivory Coast bark; USDA says the pest could threaten Texas fig and olive ...

For 25 years, Jon Weekley has been turning Colorado trees killed by bark beetles into furniture he says is built to last ...

Once beetles enter a tree, both the larvae and the adults overwinter beneath the bark, Gale confirmed. According to Gale and ...

Work underway to thin pitch pines and stop the spread of the species. It looks like Halloween came early in the Tashmoo Woods. As the rest of the Island’s trees remain staunchly green in the so-far ...

Mountain pine beetle activity has significantly impacted forested ski areas throughout Colorado. Both Wolf Creek and Monarch ski resorts have experienced notable forest transformation from beetle ...