Results 1 to 10 of about 411 (131)

Cross‐Range Comparison of Supraglacial Microbial Communities Between Gongga and Gangrigabu Mountains, Southeast Tibetan Plateau [PDF]

open access: yesEcology and Evolution
The supraglacial environment represents a unique habitat that harbors overlooked biodiversity, which is increasingly threatened by climate warming but remains underexplored.
Yang Hu, Qiao Liu, Xuyang Lu
doaj   +3 more sources

Influence of Supraglacial Debris Thickness on Thermal Resistance of the Glaciers of Chandra Basin, Western Himalaya

open access: yesFrontiers in Earth Science, 2021
A large number of glaciers in the Hindu-Kush Himalaya are covered with debris in the lower part of the ablation zone, which is continuously expanding due to enhanced glacier mass loss.
Bhanu Pratap   +2 more
exaly   +3 more sources

Determinants of microbial community structure in supraglacial pool sediments of monsoonal Tibetan Plateau [PDF]

open access: yesMicrobiology Spectrum
Supraglacial pools are prevalent on debris-covered mountain glaciers, yet only limited information is available on the microbial communities within these habitats.
Heather Fair   +3 more
doaj   +2 more sources

Estimation of Supraglacial Dust and Debris Geochemical Composition via Satellite Reflectance and Emissivity

open access: yesRemote Sensing, 2012
We demonstrate spectral estimation of supraglacial dust, debris, ash and tephra geochemical composition from glaciers and ice fields in Iceland, Nepal, New Zealand and Switzerland.
Andreas M. Kääb, Kimberly A. Casey
exaly   +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.
Fuming Xie, Zhen Zhang, Jing Ding
exaly   +3 more sources

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

Numerical Simulation of Supraglacial Debris Mobility: Implications for Ablation and Landform Genesis

open access: yesFrontiers in Earth Science, 2021
Supraglacial debris does not remain fixed atop ablating ice, but can move across the ice surface as supraglacial topography evolves. This active debris movement (distinct from passive movement due to underlying ice motion) affects landform genesis as ...
Peter L. Moore
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

Geochemical characterization of supraglacial debris via in situ and optical remote sensing methods: a case study in Khumbu Himalaya, Nepal [PDF]

open access: yesThe Cryosphere, 2012
Surface glacier debris samples and field spectra were collected from the ablation zones of Nepal Himalaya Ngozumpa and Khumbu glaciers in November and December 2009.
K. A. Casey, A. Kääb, D. I. Benn
doaj   +1 more source

GERALDINE (Google Earth Engine supRaglAciaL Debris INput dEtector): a new tool for identifying and monitoring supraglacial landslide inputs [PDF]

open access: yesEarth Surface Dynamics, 2020
Landslides in glacial environments are high-magnitude, long-runout events, believed to be increasing in frequency as a paraglacial response to ice retreat and thinning and, arguably, due to warming temperatures and degrading permafrost above current ...
W. D. Smith   +5 more
doaj   +1 more source

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