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You are browsing the archive for supraglacial lake expansion himalya Archives - AGU Blogosphere.

29 October 2020

Baqupu Glacier, China Merging Supraglacial Lakes 1998-2020

Baqupu Glacier in Landsat images from 1998 and 2020 indicating the expansion of supraglacial lakes in the terminus zone.  Purples dots indicate the snowline in October of each year. Baqupu Glacier is in the Poiqu River watershed in southern Tibet, China.  The Poiqu River becomes the Bhote Koshi as it crosses into Nepal before joining the Sun Koshi River. The terminus of the glacier extending from 4500-4800 m is debris …

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26 October 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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