The quaking aspen is one of the most recognized and cherished tree species in southern Idaho. These medium-sized deciduous trees are commonly 20 to 80 feet tall, and grow 3 to 18 inches in diameter, ...

PELLSTON, Mich. (AP) -- Chain saws scream in a northern Michigan forest, but it's not the familiar sound of lumberjacks. This time the tree killers are environmental researchers. They hope that years ...

The classic and trusted book “Fifty Common Trees of Indiana” by T.E. Shaw was published in 1956 as a user-friendly guide to local species. Nearly 70 years later, the publication has been updated ...

BRECKENRIDGE — In Vail, when lodgepole pines were cut to create a wildfire buffer zone between neighborhoods and the forest, several kinds of trees and plants repopulated the area in the years that ...

While forests of pine and fir trees get a lot of attention, the more ubiquitous and colorful quaking aspen is a keystone species that is experiencing substantial increases in mortality and decreases ...

The restoration of gray wolves in Yellowstone National Park has helped revive an aspen tree population unique to the region, a new study has found. Quaking aspen, one of the few deciduous tree species ...

FLAGSTAFF — Beneath the scenic yellow and red leaves of soaring aspen trees in the Kachina Wilderness, forest ecologist Mike Stoddard is looking down. His concern isn’t the brilliant fall foliage but ...