Thinning and surface mass balance patterns of two neighbouring debris-covered glaciers in the southeastern Tibetan Plateau

Abstract ∼ 2 –7 times greater than that of the 24K Glacier for annual and cold periods. The surface velocity of the 24K Glacier is higher than that of the 23K Glacier (∼ 5 –6 times) for all periods. In contrast with the thinning patterns, the surface mass balance patterns of the two glaciers closely agree across the different periods. We found that the surface mass balance distribution strongly correlated with the spatial distribution of debris thickness for both glaciers. Ice cliffs and supraglacial ponds are prevalent on the surface of these glaciers (∼ 4.4 –7.2 ± 0.5  %) and enhance melt overall (enhancement factor: ∼ 2.5) but do not control the surface mass balance pattern of either glacier. This comparison study of two neighbouring glaciers confirms the significance of both glacier dynamics and debris thickness in controlling thinning and melt for the different debris-covered glaciers of the southeastern Tibetan Plateau in the context of climate change.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Thinning and surface mass balance patterns of two neighbouring debris-covered glaciers in the southeastern Tibetan Plateau ; volume:17 ; number:9 ; year:2023 ; pages:3895-3913 ; extent:19
The Cryosphere ; 17, Heft 9 (2023), 3895-3913 (gesamt 19)

Urheber
Zhao, Chuanxi
Yang, Wei
Miles, Evan
Westoby, Matthew
Kneib, Marin
Wang, Yongjie
He, Zhen
Pellicciotti, Francesca

DOI
10.5194/tc-17-3895-2023
URN
urn:nbn:de:101:1-2023091404170464818467
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
14.08.2025, 10:57 MESZ

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