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

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

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 ...