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You are browsing the archive for Himalaya glacier retreat Archives - From a Glacier's Perspective.

January 27, 2020

Reqiang and Jicongpu Glacier Retreat, Lake Expansion and Moraine Stability Increase

Reqiang Glacier (R) and Jicongpu Glacier (J) in 1993 and 2019 Landsat images.  M=Moraine, red arrow is the 1993 terminus location, yellow arrow the 2019 terminus location and purple dots the snowline. Requiang Glacier, Tibet is just east of Shishapangma Mountain one of planets 14 peaks that exceed 8000 m and terminates in the rapidly expanding proglacial lake Gangxico at 5200 m. Jicongpu Glacier drains south from Shishapangma terminating in …

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December 29, 2019

Mount Everest Region Glaciers December 2019 Limited Accumulation Area

Mount Everest region snowline identified on Dec. 11, 2019 Landsat image (yellow dots).  Green dots indicate the terminus and pink arrows flow direction of specific glaciers: T=Trakarding, DN=Drogpa Nagtsang, M=Melung, BK=Bhote Koshi, S=Shalong, Y=Yanong, G=Gyabarg, YN=Yanong North, GY=Gyachung, J=Jiuda, R=Rongbuk, ER=East Rongbuk, I=Imja, L=Lhotse, M=Marala, K=Khumbu, N=Ngozumpa. The winter monsoon for the Himalaya is a dry cold period with limited new snow accumulation.  The Landsat image of Dec. 11, 2019 …

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September 9, 2019

Retreat of West Barun Glacier and Barun Tsho expansion, Nepal 1994-2018

West Barun Glacier terminus retreat and lake expansion in 1994 and 2018 Landsat images. Red arrow is the 1994 terminus location, yellow arrow the 2018 terminus location, green arrow Seto Pohkari and purple dots the snowline. The West Barun Glacier flows southwest from Baruntse Peak at 7100 meters ending at  Lower Barun Tsho (Barun Tsho) at 4500 meters. Comparison of Landsat images from 1994, 2000, 2015 and 2019 indicate the …

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January 9, 2019

Drogpa Nagtsang Glacier, China Mass Balance Loss, Separation, Slow Down

Drogpa Nagtsang Glacier change in Landsat image from 1989 and 2018.  Yellow arrow indicates 2018 terminus location, red arrow 1989 terminus location, red dot the lowest elevation of clean glacier ice. Points A-E are the same locations for comparison. Drogpa Nagtsang Glacier, China is a glacier that is 30 km west of Mount Everest that terminates in an expanding proglacial lake. The glacier begins on the Nepal border at 6400 …

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November 8, 2018

Reru Glacier, Kashmir Retreat and Lake Expansion

Reru Glacier in 1998 and 2018 Landsat images.  The red arrow indicates the 1998 terminus location, the pink arrow a recent landslide, Point 1 and 2 are tributaries that are losing connection with the main glacier and purple dots are the snowline. Reru Glacier, Kashmir is at the headwaters of the Reru River, which drains into the Doda River and then the Zanskar River.  Murtaza et al (2017) noted a …

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October 26, 2018

Lapche Glacier, China Supraglacial Ponds Transitioning to Lake

Lapche Glacier (Tibet 1), China in 1992 and 2018 Landsat images.  The expansion of supraglacial ponds is evident between Point 2 and 3. A tributary that detaches between 1992 and 2018 is indicated by red arrow.  The end of the clean ice and start of debris cover ice is just below Point 1 in 1992 and well above this Point in 2018.  Lapche Glacier (Tibet 1), China flows east from …

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October 2, 2018

High Glacier Snow Line Post-Monsoon 2018 on Bhutan-China Border

Angge Glacier (A) and Bailang Glacier (B) in China and Chubda Glacier (C) in Bhutan in Post Monsoon 1995 and 2018 Landsat images indicating the snowline purple dots is exceptionally high in 2018.  Red arrow is the 1995 terminus location and yellow arrows the 2018 terminus location. Point 1-3 are glacier passes from China into Bhutan. The end of the monsoon season leads to finally some clear satellite images of …

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May 17, 2018

Winter Season Ablation in 2018 Mount Everest Region, Himalaya

Landsat images from Nov. 17 2017 and Feb. 10 2018 indicate a rise in the snowline, purple dots, on glaciers east of Mount Everest, indicating ablation even in winter from the terminus to the snowline. Rongbuk Glacier=R, East Rongbuk Glacier=ER Far East Rongbuk Glacier=F, Kada Glacier=K,  Barun Glacier=B,  Imja Glacier=I and Kangshung Glacier=KX. The Mount Everest region glaciers are summer accumulation type glaciers with 70% of the annual precipitation occurring …

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December 6, 2017

Zhongni Glacier Retreat, China and Hydropower

Zhongni Glacier changes from in Landsat images from 1994 to 2015. The red arrow is the 1994 terminus, yellow arrow the 2015 terminus, purple dots the snowline and purple arrows lakes adjacent to the margin of the western glacier in 1994. Zhongni Glacier is 15 km northwest of Gangotri Glacier just across the border into China.  The glacier drains in to the Langgen Zangbo, which becomes the Sutlej River in India. …

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November 1, 2017

Chaxiqudong Glacier, Tibet Retreat From Lake & Tributary Separation

Chaxiqudong Glacier (C) at right and Paqu Glacier (P) at left in Landsat images from 1992 and 2017.  The red arrow indicates the terminus in 1992 and the yellow dots the 2017 margin.  Purple arrow indicates a glacier that disappeared and orange arrow separation of Paqu Glacier. Both glaciers no longer reach the lake.  Chaxiqudong Glacier and Paqu Glacier are located in a sub-range north of the Nepal-China border.  Chaxiqudong …

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