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Titel |
Brief Communication: On the magnitude and frequency of Khurdopin glacier surge events |
VerfasserIn |
D. J. Quincey, A. Luckman |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
1994-0416
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Digitales Dokument |
URL |
Erschienen |
In: The Cryosphere ; 8, no. 2 ; Nr. 8, no. 2 (2014-04-03), S.571-574 |
Datensatznummer |
250116086
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Publikation (Nr.) |
copernicus.org/tc-8-571-2014.pdf |
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Zusammenfassung |
The return periods of Karakoram glacier surges are poorly quantified. Here,
we present evidence of an historic surge of the Khurdopin Glacier that began
in the mid-1970s and peaked in 1979. Measured surface displacements reached
>5 km a−1, two orders of magnitude faster than during
quiescence. The Khurdopin Glacier next surged in the late 1990s, equating to
a return period of 20 years. Surge evolution in the two events shows
remarkable similarity suggesting a common trigger. Surge activity in the
Karakoram needs to be better understood if accurate mass balance assessments
of Hindu-Kush–Karakoram–Himalaya glaciers are to be made. |
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