Alpine Mass Movement Forms (Noncatastrophic): Classification, Description, and Significance

A variety of noncatastrophic and distinctly slope, with the rare (in the alpine) block field, alpine mass movement forms may be classi- and block stream as subtypes. These mass fled under three basic terms: (1) talus, with movement forms reveal past and present local rockfall talus, alluvial talus, avalanche talus, and microclimates, rates of erosion, postglaavalanche boulder tongue, and protalus ram- cial valley wall, cliff, and ridge crest changes, part as subtypes; (2) rock glacier, subdivided and periglacial events during Neoglaciation. into tongue-shaped and lobate; and (3) block