New research shows that acoustic waves rippling through some large landslides can reduce friction and allow slides to run out long distances.
Journal of Geophysical Research: Earth Surface
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Hitting the Slopes
Researchers investigate whether rain droplets alone can cause enough erosion to impact the shapes of hills.
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Water Waves Provide Insight into Landslides and Avalanche Models
Boussinesq-type gravity waves appear to accurately describe vertical motion in granular flows found in geophysics.
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Efficiently Predicting Shallow Landslide Size and Location
New mathematical approach lets researchers analyze potentially unstable slopes in three dimensions without testing every possible landslide shape.
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Ice-Penetrating Radar Reveals Age of Greenland Ice Sheet Layers
First comprehensive analysis of deep radar data gives insight into the dynamics and history of the Greenland Ice Sheet.
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Using Sound Waves to Study Grand Canyon Sediment
New technology could help scientists understand how experimental floods from Glen Canyon Dam restore sandbars downstream.
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Researchers Track Moving Ice Shelves to Estimate Antarctic Ice Loss
A new method will help scientists monitor the basal melt of ice sheets in Antarctica.
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Bank Materials Strongly Influence River Valley Evolution
Models suggest that the shape of river valleys depends strongly on how meandering rivers interact with the sediment and bedrock of the banks.
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Wave Ripples Spaced by Flow Downstream of Ripple Peaks
The well-known ratio between sand ripple spacing and wave-driven flow oscillations may be dictated by flow dynamics downstream of ripple crests.
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Caterpillar-Like Motion of the Greenland Ice Sheet
New measurements made in Greenland’s ice sheet show ice deformation in a caterpillar-like flow.