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April 10, 2023

Glaciers Across the Central Andes Snowcover Free Summer 2023

Bajo del Plomo Glacier, Argentina in Sentinel image with no retained snowcover this summer, and rapid bedrock expansion at Point A-C. This is 2nd consecutive year without retained snowcover for this glacier at the head of the Rio Plomo. For an alpine glacier to thrive it must remain 50-60% snowcovered throughout the year, even at the end of the summer. To survive it must have consistent significant snowcover at the …


January 17, 2022

Cortaderal Glacier, Chile 2022 Heat Wave Reduces Snow Cover, Retreat Continues

Cortaderal Glacier in Landsat images from 2014 and 2022. The glacier retreated 1400 m during this interval. The snowline in January 2014 is at 3750 m. On January 15, 2022 the snowline averages 4100 m with less than 15% snowcovered with 2.5 months left in the melt season. Red arrow is 2014 terminus and yellow arrow is 2022 terminus. Cortaderal Glacier is a large valley glacier in Central Andes of …