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Geophysical Research Letters

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Researchers use seismic data to trace the timeline of a recent earthquake off the coast of Chile
Posted inResearch Spotlights

Mapping a Valparaíso Earthquake from Foreshock to Aftershock

by S. Witman 14 December 2017

Using seismic data recorded along the Chilean coast, scientists retrace the development of a recent earthquake.

New modeling shows how snow salinity may cause errors in satellite measurements of Arctic sea ice thickness
Posted inResearch Spotlights

Reducing Errors in Satellite-Derived Arctic Sea Ice Thicknesses

by S. Witman 4 December 20177 February 2023

Salty snow throws off satellite-based estimates of Arctic sea ice thickness by up to 25%. A new method seeks to fix that.

Posted inEditors' Highlights

Where Did the Water Go on Mars?

by A. Yau 28 November 20174 May 2022

Primordial solar storm conditions are believed to have significantly enhanced the loss of water and other atmospheric volatiles in Mars’ history.

Researchers look at ice sheet modeling of the Late Pliocene to better understand how sea levels may change as the planet warms
Posted inResearch Spotlights

How Earth’s Orbit Affected Ice Sheets Millions of Years Ago

by E. Underwood 22 November 201724 January 2024

A new study of the late Pliocene era could help scientists predict future sea level rise.

Posted inEditors' Highlights

Sloping Topography and Oceanic Surface Modes

by A. M. Hogg 21 November 201711 May 2022

An accurate understanding of the influence of ocean bottom topography helps to diagnose the velocities of subsurface currents.

Posted inEditors' Highlights

Comparing Craters

by A. Dombard 8 November 20176 March 2023

An analysis suggests that craters degrade faster on Mercury than the Moon, raising questions about landscape evolution on different planetary bodies.

Posted inEditors' Highlights

New Insight into Ionospheric Feedback Instability

by Gang Lu 3 November 201721 February 2023

A new modeling effort could change our understanding of auroral arc formation.

Researchers examine precursors of a recent tsunami in Greenland.
Posted inResearch Spotlights

What Precursors Foretold Greenland’s Recent 100-Meter Tsunami?

by E. Underwood 3 November 201711 January 2022

Slippage began hours before a landslide-driven tsunami destroyed a village in northwestern Greenland.

Researchers use computer modeling to uncover a new mechanism behind fluid flow in Earth’s crust
Posted inResearch Spotlights

Scientists Simulate New Mechanism of Fluid Flow in Earth’s Crust

Sarah Stanley, Science Writer by Sarah Stanley 1 November 20175 May 2022

Three-dimensional high-performance computer modeling reveals the behavior of fluid transport waves generated by chemical reactions that take place during metamorphism.

Residents in Beijing, China, line up to get water provided by a restaurant.
Posted inResearch Spotlights

Modeling Beijing’s Water Crisis

Elizabeth Thompson by Elizabeth Thompson 25 October 20176 February 2023

Beijing’s growing population is rapidly draining its water supplies. A new study examines how land use change affects groundwater storage beneath the megacity.

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