Ashley Cooper / The Dru mountain above Chamonix France. Recently a massive rockfall involving millions of tons of rock was caused by meting permafrost in the high summer temperatures. Permafrost holds many alpine pea...
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Uri Golman / Aerial view of the pack / sea ice, breaking up and melting. Iles de la Madeleine, Magdalen Island, St. Lawrence, Canadian Arctic. March 2008.
