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Journal of Geophysical Research: Earth Surface

Map of Kuparuk river floodplain showing elevation
Posted inEditors' Highlights

Permafrost Thaws Rapidly as Arctic River Flooding Increases

by Amy E. East 21 October 201920 October 2021

As climate warms, Arctic rivers carry higher flows and flood earlier in the spring, causing underlying permafrost to thaw rapidly.

Study of three glaciers in Greenland
Posted inEditors' Highlights

Small Seismic Signals Tell a Story of Iceberg Calving

by Olga Sergienko 8 August 20191 August 2019

Seismic signals detected hundreds of kilometers away from Greenland glaciers reveal the calving style and iceberg size.

A photograph of a collapse scar bog near Fairbanks, Alaska
Posted inNews

The Permafrost Listeners

by L. Joel 7 August 201928 July 2022

Geophysicists have discovered a way to monitor permafrost thaw by measuring seismic waves so gentle they don’t shake a thing.

Map of landslide activity in California between April 2016 and February 2018
Posted inEditors' Highlights

Landslide Activity Ramps Up With Extreme Rainfall

by Amy E. East 29 July 201916 July 2019

An increase in activity of hundreds of slow-moving landslides during extreme wet conditions in California provides insights into the landscape response to ongoing climate change.

Photo of a research vessel in front of a tidewater glacier
Posted inResearch Spotlights

Arctic Glacial Retreat Alters Downstream Fjord Currents

by Sarah Stanley 14 June 201929 June 2022

High-resolution mapping efforts could improve predictions of coastal changes as glaciers shrink around the world.

The Polar 6 research airplane in Antarctica
Posted inResearch Spotlights

Missing Lakes Under Antarctic Ice Sheets

by E. Underwood 4 June 201928 July 2022

New radio sounding study finds little evidence of lakes under Antarctica’s Recovery Glacier.

Simulated depths around Tuting village
Posted inEditors' Highlights

Enabling Dynamic, Regional-Scale Modelling of Outburst Floods

by Mikaël Attal 7 May 201924 February 2022

The GeoClaw model is used to simulate a landslide-dam outburst flood through rugged Himalayan topography.

The 17 October 2015 landslide at Tyndall Glacier Alaska
Posted inResearch Spotlights

Study of Alaskan Landslide Could Improve Tsunami Modeling

by E. Underwood 26 April 201911 February 2022

A rare submarine landslide provides researchers with a reference point for modeling the biggest tsunamis.

A view of the aircraft used to collect radar data over Antarctica
Posted inResearch Spotlights

Subglacial Water Can Accelerate East Antarctic Glacier Flow

by Terri Cook 3 April 201928 July 2022

Airborne radar from the Recovery Glacier system demonstrates the importance of characterizing the underlying causes of ice flow speedup to understand how glacial discharge could change in the future.

Holocene sediments in Syhlet Basin
Posted inEditors' Highlights

Formation of Sedimentary Deposits: Bypass Versus Mass Extraction

by Amy E. East 4 March 201927 April 2022

Grain size and sediment delivery pathways from the Ganges delta have been used to model downstream facies changes.

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