Your search for Subject Snow Instabilityresulted in 708 records.
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- Title: A Comparison of the Spatial Structure of the Penetration Resistance of Snow Layers in Two Different Snow Climates
- Date: 2004
- Authors: Karl Birkeland, Kalle Kronholm, Spencer Logan
- Description: This paper compares the spatial structure of the compressive strength of slab
and weak layers from two different snow climates. Our data come from ar...
- Object ID: ISSW-2004-003.pdf
- Keywords: avalanches, avalanche forecasting, spatial variability, snow layers, stratigraphy
- View additional details about A Comparison of the Spatial Structure of the Penetration Resistance of Snow Layers in Two Different Snow Climates
- Title: Relating Spatial Variability to Snow Stability Using a Cellular Automation Model Initialized with Field Data
- Date: 2004
- Authors: Kalle Kronholm , Karl W. Birkeland
- Description: This research uses a two-dimensional cellular automaton model, with inputs taken from field data, to mimic snow slab avalanche release. The initial we...
- Object ID: ISSW-2004-007.pdf
- Keywords: stochastic, avalanche release, shear strength, shear stress, fracture propagation
- View additional details about Relating Spatial Variability to Snow Stability Using a Cellular Automation Model Initialized with Field Data
- Title: Temporal Changes in the Spatial Variability of Shear Strength and Stability
- Date: 2004
- Authors: Spencer Logan, Karl Birkeland, Kalle Kronholm, Kathy Hansen
- Description: Avalanche forecasting involves the prediction of spatial and temporal variability of the snowpack. To predict avalanches with more accuracy it is impo...
- Object ID: ISSW-2004-009.pdf
- Keywords: spatial variability, avalanches, avalanche forecasting, temporal change
- View additional details about Temporal Changes in the Spatial Variability of Shear Strength and Stability
- Title: Dynamic Modelling of Dense Snow Avalanche Runout
- Date: 2004
- Authors: Chris Borstad
- Description: Human experience with snow avalanches has motivated pursuits to determine the
physics underlying the motion of flowing snow. Of particular practical ...
- Object ID: issw-2004-001.pdf
- Keywords: hazard, mapping, runout, flow, starting zone
- View additional details about Dynamic Modelling of Dense Snow Avalanche Runout
- Title: Ventilation and Radon Dynamics in Maine Seasonal Snowcover
- Date: 2004
- Authors: Daniel J. Breton
- Description: Radon concentrations and fluxes were measured for seasonal snowpack on Baldpate Mtn. in Newry, Maine during the winter of 2004. A solar radiation and ...
- Object ID: issw-2004-002-011.pdf
- Keywords: ventilation, radon, wind-driven circulation, natural circulation
- View additional details about Ventilation and Radon Dynamics in Maine Seasonal Snowcover
- Title: Field Measurement of Snow Creep in a Radiation Snow Climate, San Juan Mountains, Colorado
- Date: 2004
- Authors: Nicholas G. Caselli
- Description: Real-time creep data may one day be incorporated into avalanche forecasting
practices. Although numerous methods of creep data collection have contri...
- Object ID: issw-2004-012-021.pdf
- Keywords: snow creep, avalanches, creep measurement, radiation snow climate, melt-freeze crusts
- View additional details about Field Measurement of Snow Creep in a Radiation Snow Climate, San Juan Mountains, Colorado
- Title: As the Snow Goes, A Multivariable Study of Factors that Affect Loss of Snow
- Date: 2004
- Authors: Erica David
- Description: What are effects of environmental factors on sublimation of snow pack? There is a need to retain winter’s snow pack to improve water supply dur...
- Object ID: issw-2004-022-031.pdf
- Keywords: intercepted snow, branch resistance, sublimation, snow pack, water supply
- View additional details about As the Snow Goes, A Multivariable Study of Factors that Affect Loss of Snow
- Title: Particle Image Velocimetry; A New Technique to Measure Strain in Loaded Snow
- Date: 2004
- Authors: J. Andrew Gleason
- Description: A new technique has been developed to accurately measure strain in snow
subjected to a band load. While stress beneath loaded snow has been measured,...
- Object ID: issw-2004-044-049.pdf
- Keywords: snow strain, particle image velocimetry, snow load
- View additional details about Particle Image Velocimetry; A New Technique to Measure Strain in Loaded Snow
- Title: Measurements of Snow Strain Combined with Finite Element Simulations
- Date: 2004
- Authors: J.A. Gleason, H.P. Marshall
- Description: The rheological properties of snow are not well understood, however accurate
constitutive relationships are necessary for various fields including ve...
- Object ID: issw-2004-050.pdf
- Keywords: strain, simulation, band load, vehicular movement
- View additional details about Measurements of Snow Strain Combined with Finite Element Simulations
- Title: Alpine and Maritime Snow Covers: Similarities and Differences in Water Distribution
- Date: 2004
- Authors: A. H. Jarosch, A. Denoth
- Description: The nature of a snow cover differs greatly from area to area and it is highly interesting to compare the various consistencies of snow covers in diver...
- Object ID: issw-2004-051-055.pdf
- Keywords: snow physics, water content, maritime and alpine climates
- View additional details about Alpine and Maritime Snow Covers: Similarities and Differences in Water Distribution
- Title: Experiments in Layered Snow Samples Under Shear and Tension
- Date: 2004
- Authors: S.K. Joshi, S. Senthil, P. Mahajan
- Description: Avalanche release phenomenon by nature involves the failures by both tension and
shear. Clear illustration of these failure phenomena individually or...
- Object ID: issw-2004-056.pdf
- Keywords: release, fracture, homogenous, tensile, shear
- View additional details about Experiments in Layered Snow Samples Under Shear and Tension
- Title: Measurements of Snow Straigraphy with FMCW Radar: Comparison with Other Snow Science Instruments
- Date: 2004
- Authors: H.P. Marshall, M. Schneebeli, G. Koh, M. Matzl, C. Pielmeier
- Description: The stratigraphy of an alpine snowpack is very important for avalanche danger assessment, as well as interpretation of remote sensing measurements for...
- Object ID: issw-2004-057-063.pdf
- Keywords: snowpack, stratigraphy, snowmicropen, danger
- View additional details about Measurements of Snow Straigraphy with FMCW Radar: Comparison with Other Snow Science Instruments
- Title: Investigations of Wet Snow Stability in the Intermountain Climate Zone
- Date: 2004
- Authors: Simon A. Trautman, Stephan G. Custer, Karl W. Birkeland
- Description: Bridger Bowl Ski Area outside of Bozeman, MT, USA, has encountered annual problems forecasting large, wet loose avalanches that occur during warming e...
- Object ID: issw-2004-074.pdf
- Keywords: wet avalanche, shear strength, stability, avalanche activity
- View additional details about Investigations of Wet Snow Stability in the Intermountain Climate Zone
- Title: Verification of Snow-Cover Modeling on Slopes
- Date: 2004
- Authors: Charles Fierz, Michael Lehning
- Description: A correct representation of snow-cover evolution on slopes is crucial to enable the use of snow-cover models as a valuable tool for avalanche forecast...
- Object ID: issw-2004-094-098.pdf
- Keywords: snow-cover modeling, snow stratigraphy, snow stability
- View additional details about Verification of Snow-Cover Modeling on Slopes
- Title: Evolution of the Early Season Snow Cover in the Colorado Rockies
- Date: 2004
- Authors: Hal Hartman
- Description: Thirty years of empirical evidence gathered in the Colorado Rockies suggest the frequent development of three distinct layers embedded within the basa...
- Object ID: issw-2004-099-106.pdf
- Keywords: predictable, normalized, composite ram profile, kinetic metamorphism
- View additional details about Evolution of the Early Season Snow Cover in the Colorado Rockies
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