Warming temperatures continuously impact mankind, wildlife, major corporations and propositions at all levels of government, ...

Aspen is highly valued by beavers, who returned to the Cairngorms last year, 400 years after they were driven to extinction ...

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

A remarkable aspen forest that sprouted from a single seedling makes "the Roman Empire seem like a recent phenomenon." ...

But the aspen trees on lower elevations of the San Francisco ... They're going to provide information on how things are changing.” Aspens contribute to Flagstaff’s fall colors Every year ...

After the summer months when tourism is tapering off in Flagstaff, the changing colors of the aspen trees bring people up the mountain to peep the rainbow of leaves on the San Francisco Peaks and ...

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 ...