GRAND JUNCTION, Colo. (KREX) — Thousands head to the Colorado high country as fall transforms aspen trees to shimmering gold and fiery orange groves of color, but this year is different. While experts ...

While a flood of news articles, Facebook posts and YouTube videos have attributed the boost in aspen trees to wolves, ...

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

Aspens and standing dead trees, which are important to forest biodiversity, can be reliably identified from openly available ...

It’s not just the lodgepole pines that are dying in the Colorado mountains. Thirteen percent of aspen trees in the state are now affected by Sudden Aspen Decline, which is caused by disease and ...

PHOENIX — Arizona's aspen trees are an iconic symbol of fall, drawing thousands of hikers and photographers to the high country every year. However, research out of Northern Arizona University ...

Question: What’s the difference between a popple tree and an aspen? I hear the terms used interchangeably. Answer: Popple (or poplar) are common names for aspen trees because their genus is populus, ...

A gang of Western tent caterpillars have taken up residence in acres of aspen trees north of Durango in the San Juan National Forest. The insects construct their silken tents on aspen tree branches ...

The U.S. Forest Service has started hazard tree removal on Basalt Mountain. Vehicular access is closed on the upper gate on Basalt Mountain Road, near the Blue Creek Trail. Pedestrians, equestrians ...

To carve an aspen tree — to take a blade to the trunk for the sake of your initials, for example — is to do harm. Harm to a being with a life expectancy much like our own: 100 years, if we’re lucky.

The contrast of the smooth, pale gray bark and bright orange leaves of aspen trees in the fall is a sight to behold in Arizona's higher elevations. But this beautiful display is under threat from an ...