Seismic ship surveys and seabed elevation maps of the Yangtze subaqueous delta reveal how the reduction of sediment supply to the coastal ocean can trigger increased greenhouse gas emissions.
Journal of Geophysical Research: Earth Surface
Posted inEditors' Highlights
Scotland’s Last Glaciers Cause a Shift in an Old Paradigm
Cosmogenic geochronology of Scotland’s vanished glaciers indicates that the paradigm of weakened North Atlantic currents causing a rapid regional cooling is no longer valid.
Posted inEditors' Highlights
Artificial Lake-Level Lowering Alleviates Floods in the Himalayas
A new model combining future permafrost degradation and related avalanches demonstrates that artificial lake-lowering could significantly reduce the risk of glacial lake outburst floods.
Posted inEditors' Highlights
What Electrons Can Tell Us About the Speed of Sand
A new sediment tracer uses the interactions between radiation, charge, and the Sun to uncover the hidden transport histories of sand grains.
Posted inResearch Spotlights
When Projecting Coastal Resilience, Sediment Compaction Is Key
The addition of new sediment helps build up lowland environments like deltas and marshes, but it also compacts materials beneath it—a vital, but often overlooked, factor in landscape evolution studies.
Posted inEditors' Highlights
Tracking Subsidence on Deltas With Fiber-Optics
Fiberoptic strain meters capable of measuring micron-scale subsidence reveal a Holocene sediment package on the Mississippi Delta that is mostly stable.
Posted inEditors' Highlights
Glacier Advance and Retreat: Insights From the Top of the World
New dating of glacial features reveals predictable glacier behavior in response to climate warming and cooling in the Everest region in the past 8,000 years.
Posted inEditors' Highlights
Growth That Economists Would Envy
A new study reveals how small cracks turn into gigantic submarine slides.
Posted inEditors' Vox
Can We Better Predict Coastal Change?
A new special collection invites studies on a new era of models and knowledge that provide predictions or insights into predictability in coastal geomorphology.
Posted inEditors' Highlights
Good or Bad Jam? Modeling Boulders’ Fate at Constrictions
A new modeling framework to assess the likelihood of jamming at constrictions can be used to support the design of effective mitigation measures and reduce risk in debris flow prone areas.