You are browsing the archive for Himalaya glacier retreat Archives - From a Glacier's Perspective.
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 …
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 …
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 …
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 …
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 …
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. …
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 …
June 15, 2017
West Ganglung Glacier, Tibet Glacier Loses 20% of Length
Landsat image comparison from 1991, 2001 and 2016 of West Ganglung Glacier, red arrow is the 1991 terminus, yellow arrow the 2016 terminus, green arrow the eastern glacier proglacial terminus lake and purple arrow expanding zone between a former tributary and West Ganglung Glacier West Ganglung Glacier is on the China-India border 6 km west of Ganglun Grangri Peak meltwater enters the Sultej River and then Mapam Tso. the glacier terminates …
February 8, 2017
Lumding Glacier Rapid Retreat, Nepal 1992-2016
Landsat comparison of Lumding Glacier terminating in Lumding Tsho. Red arrow on each Landsat image indicates 1992 terminus and yellow arrow 2016 terminus location. Lumding Glacier, Nepal terminates in Lumding Tsho, a proglacial lake, in Dudh Khosi Valley in the Mount Everest region of Nepal. This lake poses a hazard for a glacier lake outburst flood in the Dudh Khosi valley. The lake expansion results from retreat of the Lumding Glacier. International …
February 3, 2017
Hinku Nup, Nepal Downwasting Lake Development
Hinku Nup Glacier in November 2016 Sentinel 2 image. Yellow arrows indicate three supraglacial lakes that have formed. Hinku Nup is a valley glacier in the Dudh Khosi basin in the Mount Everest region of Nepal. The glacier is heavily debris covered in its lowest 4 km which is a low slope section extending from 5100-4900 m. In 1992 Landsat images there are only small supraglacial lakes, less than 100 …
Dean of Academic Affairs at Nichols College and Professor of Environmental Science at Nichols College in Massachusetts since 1989. Glaciologist directing the North Cascade Glacier Climate Project since 1984. This project monitors the mass balance and behavior of more glaciers than any other in North America.
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