Results 31 to 40 of about 2,878,749 (332)

Modelling steady states and the transient response of debris-covered glaciers [PDF]

open access: yesThe Cryosphere, 2021
Debris-covered glaciers are commonly found in alpine landscapes of high relief and play an increasingly important role in a warming climate. As a result of the insulating effect of supraglacial debris, their response to changes in climate is less direct ...
J. C. Ferguson, A. Vieli
doaj   +1 more source

Automated Delineation of Supraglacial Debris Cover Using Deep Learning and Multisource Remote Sensing Data

open access: yesRemote Sensing, 2022
High-mountain glaciers can be covered with varying degrees of debris. Debris over glaciers (supraglacial debris) significantly alter glacier melt, velocity, ice geometry, and, thus, the overall response of glaciers towards climate change. The accumulated
S. Kaushik   +4 more
semanticscholar   +1 more source

Evolution of debris cover on glaciers of the Eastern Alps, Austria, between 1996 and 2015

open access: yesEarth Surface Processes and Landforms, 2021
Debris cover on glaciers is an important component of glacial systems as it influences climate–glacier dynamics and thus the lifespan of glaciers. Increasing air temperatures, permafrost thaw and rock faces freshly exposed by glacier downwasting in ...
Fabian Fleischer   +3 more
semanticscholar   +1 more source

Evolution of Surface Characteristics of Three Debris-Covered Glaciers in the Patagonian Andes From 1958 to 2020

open access: yesFrontiers in Earth Science, 2021
A number of glaciological observations on debris-covered glaciers around the globe have shown a delayed length and mass adjustment in relation to climate variability, a behavior normally attributed to the ice insulation effect of thick debris layers ...
Daniel Falaschi   +11 more
doaj   +1 more source

Landscape Evolution in Glacier Valleys of Glaciokarsts

open access: yesGeosciences, 2023
The landscape evolution of the glacier valleys of glaciokarsts is described. Depending on the character of coveredness (quality and thickness of the cover), altitude and the presence of karst features, different ways of geomorphic evolution occur ...
Márton Veress
doaj   +1 more source

Meteorological impacts of a novel debris‐covered glacier category in a regional climate model across a Himalayan catchment

open access: yesAtmospheric Science Letters, 2021
Many of the glaciers in the Nepalese Himalaya are partially covered in a layer of loose rock known as debris cover. In the Dudh Koshi River Basin, Nepal, approximately 25% of glaciers are debris‐covered.
Emily R. Potter   +4 more
doaj   +1 more source

Modelling supraglacial debris-cover evolution from the single glacier to the regional scale: an application to High Mountain Asia

open access: yesThe Cryosphere, 2021
. Currently, about 12–13 % of High Mountain Asia's glacier area is debris-covered, altering its surface mass balance. However, in regional-scale modelling approaches, debris-covered glaciers are typically treated as clean-ice glaciers, leading to a ...
Loris Compagno   +6 more
semanticscholar   +1 more source

Mapping Surface Features of an Alpine Glacier through Multispectral and Thermal Drone Surveys

open access: yesRemote Sensing, 2023
Glacier surfaces are highly heterogeneous mixtures of ice, snow, light-absorbing impurities and debris material. The spatial and temporal variability of these components affects ice surface characteristics and strongly influences glacier energy and mass ...
Micol Rossini   +8 more
doaj   +1 more source

Surface composition of debris-covered glaciers across the Himalaya using linear spectral unmixing of Landsat 8 OLI imagery [PDF]

open access: yesThe Cryosphere, 2021
The Himalaya mountain range is characterized by highly glacierized, complex, dynamic topography. The ablation area of Himalayan glaciers often features a highly heterogeneous debris mantle comprising ponds, steep and shallow slopes of various aspects ...
A. E. Racoviteanu   +2 more
doaj   +1 more source

Spatiotemporal Dynamics and Geodetic Mass Changes of Glaciers With Varying Debris Cover in the Pangong Region of Trans-Himalayan Ladakh, India Between 1990 and 2019

open access: yesFrontiers in Earth Science, 2021
Glaciers across the Himalayan arc are showing varying signs of recession. Glaciers in the eastern and western parts of the Himalayan arc are retreating more rapidly as compared to other regions.
Ulfat Majeed   +3 more
semanticscholar   +1 more source

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