"Our study highlights that without active management and restoration efforts, aspen stands are at risk of declining further, especially at lower elevations and more southerly exposed areas ...

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 ...

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 ...