Alberta's golden aspen trees are a fall staple, and they are at serious risk. The Weather Network's Connor O'Donovan digs ...

Elk attacking aspen trees experience a significant decline in numbers only after the reintroduction of wolves; things start ...

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 ...