Avalanche
An avalanche in motion.
Photograph courtesy of Richard Armstrong and the National Snow and Ice Data Center, Boulder, U.S.A.
Avalanche Tracks
The three parts of an avalanche path: starting zone, track, and runout zone.
Photograph courtesy of Betty Armstrong and the National Snow and Ice Data Center, Boulder, U.S.A.
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Wind Peak
Wind scouring snow off of the windward side of the peak and depositing it on the leeward side.
Photograph courtesy of Richard Armstrong and the National Snow and Ice Data Center, Boulder, U.S.A.
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