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You are browsing the archive for Mount everest glacier ablation Archives - AGU Blogosphere.

4 November 2021

Drogpa Nagtsang Glacier, China 2021 Snow Line Positions Lake Expansion

Drogpa Nagtsang Glacier, China retreat and proglacial expansion in 1993 and 2021 Landsat images. Red arrow is the 1993 terminus, yellow arrow the 2021 terminus and yellow dots are the snowline. Drogpa Nagtsang Glacier, China is 30 km west of Mount Everest terminating in an expanding proglacial lake. The glacier begins on the Nepal border at 6400 m, and its meltwater enters the Tamakoshi River that supplies the Upper Tamakoshi …

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28 December 2020

Nangpa La and Nup La, Mount Everest Region are snow free through December 2020

Nangpa La (NPL) and Nup La  (NL)  in Landsat images from 10-13-2020 and 12-16-2020, CO=Cho Oyu Peak and purple dots indicate the snowline. Both passes can be crossed without traversing snow on December 16. The winter monsoon for the Nepal Himalaya is a dry cold period with limited precipitation or new snow accumulation.  Mount Everest region glaciers are summer accumulation type glaciers with ~75% of annual precipitation occurring during the …

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