Results 11 to 20 of about 72,341 (283)

A comparison of glacier melt on debris-covered glaciers in the northern and southern Caucasus [PDF]

open access: yesThe Cryosphere, 2011
The glacier coverage in the Caucasus Mountains underwent considerable changes during the last decades. In some regions, the observed reduction in glacier area is comparable to those in the European Alps and the extent of supra-glacial debris increased on
A. Lambrecht   +6 more
doaj   +3 more sources

Supra-glacial debris cover changes in the Greater Caucasus from 1986 to 2014 [PDF]

open access: yesThe Cryosphere, 2020
Knowledge of supra-glacial debris cover and its changes remain incomplete in the Greater Caucasus, in spite of recent glacier studies. Here we present data of supra-glacial debris cover for 659 glaciers across the Greater Caucasus based on Landsat and ...
L. G. Tielidze   +8 more
doaj   +5 more sources

High-resolution debris-cover mapping using UAV-derived thermal imagery: limits and opportunities [PDF]

open access: yesThe Cryosphere, 2023
Debris-covered glaciers are widespread in high mountain ranges on earth. However, the dynamic evolution of debris-covered glacier surfaces is not well understood, in part due to difficulties in mapping debris-cover thickness in high spatiotemporal ...
D. T. Gök   +4 more
doaj   +3 more sources

Debris cover effects on energy and mass balance of Batura Glacier in the Karakoram over the past 20 years [PDF]

open access: yesHydrology and Earth System Sciences
The influence of supraglacial debris cover on glacier mass balance in the Karakoram is noteworthy. However, understanding of how debris cover affects the seasonal and long-term variations in glacier mass balance through alterations in the glacier's ...
Y. Zhu   +14 more
doaj   +3 more sources

Quantifying Spatiotemporal Changes in Supraglacial Debris Cover in Eastern Pamir from 1994 to 2024 Based on the Google Earth Engine

open access: yesRemote Sensing
Supraglacial debris cover considerably influences sub-debris ablation patterns and the surface morphology of glaciers by modulating the land–atmosphere energy exchange.
Hehe Liu   +6 more
doaj   +3 more sources

Debris Cover Limits Subglacial Erosion and Promotes Till Accumulation. [PDF]

open access: yesGeophys Res Lett, 2022
Glaciers are commonly conceptualized as bodies composed of snow and ice. Yet, many glaciers contain a substantial amount of rock, especially those abutting steep mountains. Mountain slopes erode, depositing rocks on glaciers below.
Delaney I, Anderson LS.
europepmc   +2 more sources

Estimation of debris flight trajectories of roof cover from low-rise buildings

open access: yesFrontiers in Built Environment
During windstorm events buildings can represent both wind-borne debris source and target elements. Roof cover can fail and be blown away, impacting the surrounding construction, reaching significant distances.
Angela Mejorin, Gregory A. Kopp
doaj   +2 more sources

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

open access: yesThe Cryosphere, 2022
Currently, about 12 %–13 % of High Mountain Asia’s glacier area is debris-covered, which alters its surface mass balance. However, in regional-scale modelling approaches, debris-covered glaciers are typically treated as clean-ice glaciers, leading to a ...
L. Compagno   +15 more
doaj   +1 more source

Patterns and drivers of glacier debris-cover development in the Afghanistan Hindu Kush Himalaya

open access: yesJournal of Glaciology, 2023
Debris-covered ice is widespread in mountain regions with debris an important control on surface ice melt and glacier retreat. Quantifying debris cover extent and its evolution through time over large regions remains a challenge.
Jamal A. N. Shokory, Stuart N. Lane
doaj   +1 more source

DERIVATION OF SUPRAGLACIAL DEBRIS COVER BY MACHINE LEARNING ALGORITHMS ON THE GEE PLATFORM: A CASE STUDY OF GLACIERS IN THE HUNZA VALLEY [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Calculating the spatial-temporal distribution of supraglacial debris cover on glaciers is essential for understanding mass balance processes, glacier lake outburst floods, hydrological predictions, and glacier fluctuations that have attracted attention ...
F. Xie   +15 more
doaj   +1 more source

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