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Quaking aspen conditions elsewhere » pg3

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Pith trace showing the life history of a mature aspen. This aspen was browsed when it was a young sprout, resulting in a shape similar to a recently browsed aspen twig. Source: Roy Renkin and Don Despain. Yellowstone National Park - View photo

Winter Ridge, Fremont National Forest, Oregon. Photos courtesy of OSU Department of Geosciences - View photos 1, 2, 3

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