Answer: Aspens are a unique tree. When we see beautiful groves of them growing wild in the mountains, we seldom look closely to observe the insects and diseases which are right there with them. They ...

FLAGSTAFF — As flurries started to descend on the forest floor, a team of researchers examined a stand of sickly quaking aspen trees off U.S. Highway 180, just north of Flagstaff. To an untrained eye, ...

We planted aspen trees several years ago and they have done well. We started with three trees and they now number 30 or so. We are now threatened by tiny little "eggshells" on some of the trees. We've ...

On a drive from Durango to Cortez, groves of aspens house dead and dying trees, ghostly reminders of the lingering effects of a drought 20 years ago and the region’s changing climate. Sudden aspen ...

After decades of decline, the aspen forests of northern Yellowstone are finally making a comeback, and believe it or not, it’s all thanks to the return of certain carnivores. A new long-term study has ...

A symbol of the Western mountains, the Aspen tree, is rapidly disappearing from the landscape at a rate not previously seen. The drop-off is unnerving in areas such as northern Arizona, where ...