Results 61 to 70 of about 515,079 (210)

Study of a temperature gradient metamorphism of snow from 3-D images: time evolution of microstructures, physical properties and their associated anisotropy [PDF]

open access: yesThe Cryosphere, 2014
We carried out a study to monitor the time evolution of microstructural and physical properties of snow during temperature gradient metamorphism: a snow slab was subjected to a constant temperature gradient in the vertical direction for 3 weeks in a cold
N. Calonne   +4 more
doaj   +1 more source

Effect of snow microstructure variability on Ku-band radar snow water equivalent retrievals [PDF]

open access: yesThe Cryosphere, 2019
Abstract. Spatial variability in snowpack properties negatively impacts our capacity to make direct measurements of snow water equivalent (SWE) using satellites. A comprehensive data set of snow microstructure (94 profiles at 36 sites) and snow layer thickness (9000 vertical profiles across 9 trenches) collected over two winters at Trail Valley Creek ...
Nick Rutter   +12 more
openaire   +5 more sources

Sensitivity of Spatial Snowmelt Simulations to Radiative Forcing and Model Top Layer Thickness

open access: yesWater Resources Research, Volume 62, Issue 8, August 2026.
Abstract Hydrologic models applied in snow‐dominated basins are typically evaluated by comparing simulated outputs, such as snow water equivalent and streamflow, with observations. However, this approach may overlook the energy balance aspect of snow modeling. Snowmelt initiation and rate are primarily determined by the net energy balance, which varies
Nicoleta C. Cristea   +1 more
wiley   +1 more source

Spatio-temporal influence of tundra snow properties on Ku-band (17.2 GHz) backscatter [PDF]

open access: yes, 2015
During the 2010/11 boreal winter, a distributed set of backscatter measurements was collected using a ground-based Ku-band (17.2 GHz) scatterometer system at 26 open tundra sites.
King, Joshua   +7 more
core   +1 more source

What SAR Labels Hide About a Changing Arctic

open access: yesEarth's Future, Volume 14, Issue 8, August 2026.
Abstract Synthetic aperture radar (SAR) has been the backbone of Arctic sea ice monitoring since the 1990s, yet nearly every operational product that assigns an ice class or geophysical state (melt onset dates, freeze‐up timing, ice‐type classifications) is derived by compressing continuous radar backscatter into discrete categorical labels.
M. Mahmud
wiley   +1 more source

Michael Snow : Souffle solaire = Michael Snow : Solar Breath [PDF]

open access: yes, 2005
"This booklet contains a text by the artist along with a letter to him from Louise Déry on the subject of his Solar Breath (Northern Caryatids), executed in 2002.
Snow, Michael, Déry, Louise
core   +1 more source

Presenting Snow Grain Size and Shape Distributions in Northern Canada Using a New Photographic Device Allowing 2D and 3D Representation of Snow Grains

open access: yesFrontiers in Earth Science, 2020
Geophysical properties of snow are known to be sensitive to climate variability and are of primary importance for hydrological and climatological process simulations.
Alexandre Langlois   +7 more
doaj   +1 more source

Wind enhances differential air advection in surface snow at sub-meter scales [PDF]

open access: yesThe Cryosphere, 2017
Atmospheric pressure gradients and pressure fluctuations drive within-snow air movement that enhances gas mobility through interstitial pore space.
S. A. Drake, J. S. Selker, C. W. Higgins
doaj   +1 more source

Enhanced Retrieval of Spring Snow Depth Over Pan‐Arctic Sea Ice From AMSR2 Observations for 2013–2023 Using Multi‐Model Machine Learning

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 4, August 2026.
Abstract Snow on sea ice modulates the Earth's radiation budget and sea ice mass balance, yet satellite retrievals of Arctic snow depth remain subject to substantial algorithmic uncertainty. We develop a multi‐model machine learning (ML) framework for retrieving spring snow depth over Arctic sea ice from Advanced Microwave Scanning Radiometer 2 (AMSR2).
Yi Zhou   +6 more
wiley   +1 more source

Soil erosion by snow gliding - a first quantification attempt in a subalpine area in Switzerland [PDF]

open access: yes, 2014
Snow processes might be one important driver of soil erosion in Alpine grasslands and thus the unknown variable when erosion modelling is attempted.
Mabit, L.   +5 more
core   +1 more source

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