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April 27, 2020
Vern Ritchie-Battle Glacier, British Columbia Retreat, Lake Growth, Snowline Rise
Vern Ritchie (VR) and Battle Glacier (B) in 1987 and 2019 landsat images. Three proglacial lakes have expanded at Points 2-5. WN=West Nunatak Glaier, Y=Yakutat Glacier N=Novatak Glacier, purple dots indicate snowline and green arrows indicate glacier flow direction. Vern Ritchie and Battle Glacier flow from the Alaska/Canada border of the St. Elias Mountains towards the Alsek River. In 1987 the two glaciers that share both an accumulation zone and …