You are browsing the archive for sikkim glacier retreat Archives - From a Glacier's Perspective.
January 3, 2022
Changsang Glacier, Sikkim 2 km retreat and Lake Expansion 1989-2021
Changsang Glacier in Landsat images from 1989 and 2021, illustrating a 2.05 km retreat from 1989 terminus position-red arrow to the 2021 terminus position-yellow arrow. Formation of a new lake is also evident. The snowline is marked by purple dots. Changsang Glacier (Karda Glacier) is a valley glacier just north of Kanchengjunga, Nepal/Sikkim. A comparison of Landsat imagery from 1989 to 2021 identifies the formation of a lake at the …
June 11, 2018
Kokthang Glacier Retreat, Sikkim Himalaya, India Doubles Lake Size
Kokthang Glacier in 1988 and Feb. 2018 Landsat imagery. The red arrow indicates the 1988 terminus and the yellow arrow the upstream end of the lake beyond which the glacier has retreated in 2018. The purple dots indicate the snowline. Kokthang Glacier drains south from the Kokthang Peak a satellite peak on the south side of the Kanchenjunga Massif, Sikkim in India, the next valley south of East Rathong Glacier. …
May 2, 2017
Gurudongmar Glacier Retreat and Teesta River Hydropower, Sikkim
Gurudongmar Glacier draining ton Gurudongmar Lake B in Landsat images from 1996 and 1998 and Sentinel image from 2016.Red arrow is the 1996 terminus and yellow arrow the 2016 terminus.Point M indicates a terminal moraine belt, impounding the lake Teesta Urja Limited is this month finishing the 1200 MW Teesta Stage III hydro power project on. The project is a run of the river scheme in the North Sikkim district. The …
July 13, 2014
Himalayan Glacier Change Index
Himalaya Range Glacier Change Below is a list of individual glaciers in the Himalaya that illustrate what is happening glacier by glacier. In addition to the individual sample glaciers we tie the individual glaciers to the large scale changes of approximately 10,000 glaciers that have been examined in repeat satellite image inventories. In the Himalayan Range, stretching from the Karokaram Range in NW India east south east to the border …
January 6, 2014
Middle Lhonak Glacier Retreat, Sikkim, India
“Middle” Lhonak Glacier is an unnamed glacier between North Lhonak and South Lhonak Glacier near the border of the state of Sikkim in India and Nepal, red arrow on first map. I have previously reported on the retreat of South Lhonak Glacier whose retreat has led to a significant proglacial lake expansion and nearby Changsang Glacier. Here we examine landsat and Google Earth imagery from 2000-2013. Like all glaciers in …
December 22, 2012
Changsang Glacier Retreat and Lake Formation, Sikkim
Changsang Glacier is a valley glacier just north of Kanchengjunga, the third highest peak, in Sikkim. A comparison of Landsat imagery from 1989 to 2012 identifies the formation of a lake at the end of the glacier. The red arrow indicates the downvalley end of the lake that will develop, the green arrow the upvalley end. In 1989 there is no evidence of a lake either on top of the …
May 8, 2012
South Lhonak Glacier, Retreat Sikkim
Comparison of South Lhonak, Middle Lhonak and North Lhonak Glacier in Landsat images from 1990 and 2015. Red arrow indicates 1991 terminus and yellow arrow 2015 terminus location. in The South Lhonak Glacier drains east from Lhonak Peak into Sikkim from the Nepal-Sikkim border. The glacier begins at the border at 6500 meter and ends in a lake at 5200 meters. In 1933 the Mount Everest Expedition led by Eric …
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.