October 9, 2009
Aspen sprout clones from an underground root mass, which can cover an entire hillside.
Stories this photo appears in:
Mystery aspen deaths
A slow-motion aspen holocaust continues to unfold across Northern Arizona, with 60 to 90 percent of the tremulously beautiful harbingers of fall dying off in many groves in the Kaibab and Coconino national forests, according to a just-released study by Northern Arizona University researchers.
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