Word: schneebrett
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Dates: during 1970-1970
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...even more destructive phenomenon is the giant slab avalanche, or Schneebrett (snow board), in which a huge mass of snow may come sliding down, as at Reckingen in Switzerland last week. Highly unpredictable, slab avalanches occur when one cohesive layer of snow breaks free of the ground or of other snow layers. They can be caused by rising temperatures that send lubricating water between layers of snow, letting the white blanket slip like a quilt from the bed of a tossing sleeper. Exerting forces as great as 100 tons per square yard, such avalanches have been known to upend steel...
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