Glaciers of the World

Birth, growth and decay of glaciers

Climbers ascending Weissmies (4023 m) in the Swiss Alps are dwarfed by the crevasse they have just crossed. The crevasse wall clearly shows the accumulation layering, the most prominent of which bound a year’s accumulation of snow. The yellowish layers mark deposits of Saharan dust which is commonly transported by wind over central Europe. JA

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