You are browsing the archive for Himalaya glacier retreat Archives - From a Glacier's Perspective.
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 …
January 4, 2017
Gangotri Glacier Expanded Melt Season & Melt Area in 2016
Purple dots indicate the transient snowline on Gangotri Glacier in the fall and early winter of 2016. Red arrow indicates the terminus of the glacier. The Gangotri Glacier is the largest glacier in the Bhagirathi River watershed, situated in the Uttarkashi District, India. It is one of the larger glaciers in the Himalaya, and like all of the nearby Himalayan glaciers is retreating significantly. Gangotri Glacier provides hydropower as its …
December 26, 2016
Samudra Tupa Glacier, India Accelerated Retreat 1998-2016
Landsat Comparison from 1998 and 2016 of Samudra Tupa Glacier, India. Red arrow is the 1998 terminus, yellow arrow the 2016 terminus, green arrow a subsidiary glacier tongue, red line and dots the snowline and pink arrow an area indicating a water level decline in the lake. Samudra Tupa Glacier is one of the largest in the Chenab Basin, India. Maanya et al (2016) indicate the glacier terminates at 4150 …
November 7, 2016
Thulagi Glacier, Nepal Retreat and GLOF Potential
Thulagi Glacier change in Landsat images from 1991 and 2016. Red arrow is 1991 terminus, yellow arrow 2016 terminus and purple arrow increasingly exposed bedrock rib amidst icefall. Written With Prajjwal Panday: @prajjwalpanday Thulagi Glacier terminates in a lake referred to both as Thulagi and Dona Lake. ICIMOD (2011) has identified this as a potential threat for a glacier lake outburst flood (GLOF) and has conducted extensive fieldwork there. Thulagi Lake …
September 6, 2016
West Hongu Glacier Retreat-Ablation Extending into January, Nepal
Landsat comparison of West Hongu Glacier snowline, purple dots from October 2015 to January 2016. The red arrow indicates the 1993 active terminus location and the yellow arrow the 2015 active terminus location. West Hongu Glacier is a small glacier in the Dudh Khosi Basin of Nepal. The glacier drains the east side of Ama Dablam Peak. Shea et al (2015) noted that glaciers in the Dudh Khosi Basin of Nepal lost 16% …
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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