Young aspens often don't survive because of factors such as grazing elk, according to a study by Northern Arizona University ...

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 ...

The new Cairngorms Aspen Network (the Network) aims to restore aspen tree habitats by mapping, expanding and connecting ...