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Tuesday, 21 December 2021

Penitente in the Andes

 


A great pic of penitente (sharp edged snow pinnacles) in a snowfield at 5200m, on the flank of a volcano in the Andes.

Penitentes usually form at high altitude, where high solar radiation, cold air and extreme aridity cause snow just to evaporate away (sublimate), without passing through a water phase.

Here are some more:





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