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Journal of Geophysical Research: Solid Earth

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An offshore subduction zone drove the tsunami that devastated Japan in 2011.
Posted inResearch Spotlights

An Up Close Look at the Megaquakes That Cause Tsunamis

by S. Witman 25 January 20176 December 2021

Researchers recreate changes in the seafloor during Japan's devastating 2011 tsunami.

Researchers pinpoint differences in fracture energy and rupture mechanisms between deep and shallow earthquakes.
Posted inResearch Spotlights

Probing the Source Properties of Deep Earthquakes

by Terri Cook 19 December 201610 March 2022

A global review of earthquake rupture parameters reveals that deep earthquakes have larger fracture energies and may have different rupture mechanisms than shallower seismic events.

A building torn in two in Concepción, Chile, following a magnitude 8.8 earthquake in 2010.
Posted inResearch Spotlights

Understanding Tectonic Processes Following Great Earthquakes

by S. Witman 2 December 20165 October 2022

Scientists parse out the processes underlying tectonic signals detected by GPS networks.

Researchers hope to pinpoint timing of future eruptions in Italy’s Campi Flegrei caldera.
Posted inResearch Spotlights

When Might the Campi Flegrei Caldera Erupt Again?

Alexandra Branscombe by A. Branscombe 23 November 201630 September 2022

The clock may be ticking for Italy's Campi Flegrei caldera, a region with a pattern of numerous and sometimes large explosive eruptions. The next explosion could be less than 100 years away.

Tracking global gravity changes can help scientists better understand natural hazards like droughts and lava flows.
Posted inResearch Spotlights

A New Model to Improve Gravity Models

Shannon Hall by S. Hall 7 November 20161 November 2021

Data from the Gravity Recovery and Climate Experiment (GRACE) mission gets a new and improved look.

Models show Hong Kong may be at greater tsunami risk than previously thought.
Posted inResearch Spotlights

Hong Kong, Macau at Greater Tsunami Risk Than We Thought

by W. Yan 19 October 201614 April 2022

Researchers assess tsunami risk in the South China Sea based on models of seismic slip along the Manila megathrust.

research-model-temperature-mantle-melting-pyroxenites
Posted inResearch Spotlights

A Better Model for How the Mantle Melts

Kate Wheeling, freelance science writer by Kate Wheeling 28 September 20164 August 2023

A new model of the melting behavior of certain mantle rocks gives researchers a better understanding of the source of oceanic lavas.

New research suggests that monitoring changes in gravity near active volcanoes can reveal activity otherwise overlooked.
Posted inResearch Spotlights

The Gravity of Volcanic Eruptions

by W. Yan 27 September 201628 October 2021

New research suggests that continually monitoring gravity changes near active volcanoes could provide insights into volcanic activity.

Carrara marble, pictured here in a deserted quarry.
Posted inResearch Spotlights

New Technique Tracks Rock Deformation at a Micrometric Scale

Sarah Stanley, Science Writer by Sarah Stanley 8 September 201621 October 2021

Scientists explore microscopic marble deformation at high pressures and temperatures using a novel experimental technique that could improve our understanding of rock deformation in nature.

seismic-waves-from-meltwater-show-glacier-drainage-movement
Posted inResearch Spotlights

Tremors Reveal the Structure of Deep Glacial Shafts

Sarah Stanley, Science Writer by Sarah Stanley 31 August 201613 January 2022

Seismic waves produced by free-falling meltwater could improve understanding of glacial drainage processes.

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28 August 202526 August 2025
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