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Geophysical Research Letters

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Una montaña, un glaciar y el cielo azul se ven refleados en un tranquilo lago.
Posted inResearch Spotlights

Los lagos y estanques de Alaska revelan los efectos del derretimiento del permafrost

by Saima May Sidik 21 March 202521 March 2025

Un nuevo conjunto de datos proporciona un método poderoso para rastrear fácilmente los cambios en el permafrost.

Illustration of a spacecraft in space.
Posted inEditors' Highlights

Heating Mechanism at Earth’s Bow Shock Depends on Shock Speed

by Marit Oieroset 24 February 202524 February 2025

A new technique shows that the dominance of gradual versus chaotic electron heating processes at Earth’s bow shock is controlled by how fast the shock is moving.

A mountain, glacier, and blue sky are reflected in the surface of a calm lake.
Posted inResearch Spotlights

Alaska’s Lakes and Ponds Reveal Effects of Permafrost Thaw

by Saima May Sidik 19 February 202521 March 2025

A new dataset provides a powerful method for easily tracking changes in permafrost.

World map showing sea surface temperature with color.
Posted inEditors' Highlights

Three Studies Point to El Niño as Key to 2023 Record Global Heat

by Kristopher B. Karnauskas 28 January 202528 January 2025

Three recent studies reveal how the interplay between El Niño and long-term global warming drove the record-breaking global temperatures of 2023.

Photo of a huge wave caused by a calving glacier.
Posted inEditors' Vox

Steering Geophysical Research Letters Forward: A Focus on Excellence and Global Inclusivity

by Kristopher B. Karnauskas 23 January 202523 January 2025

Meet the new Editor-in-Chief of Geophysical Research Letters and discover his plans to shape the journal’s role in advancing the Earth and space sciences.

An aerial view of the Sierra Nevada mountains in California
Posted inResearch Spotlights

Deep Beneath California’s Sierra Nevada, Earth’s Lithosphere May Be Peeling Away

by Nathaniel Scharping 17 January 202530 April 2025

Evidence for lithospheric foundering, or the process of denser material sinking into the mantle, is emerging.

A series of fossilized tree stumps sticks up from shallow ocean water on a beach. A tree-topped cliff and blue sky are in the background.
Posted inResearch Spotlights

Modeling the Long and Short of Subduction Zones

by Rebecca Owen 10 January 202517 January 2025

A new subduction model could reveal important insights about megathrust earthquakes.

A small lake reflects a clear blue sky and is surrounded by lush green plants and trees. White-colored buildings with dark, sloped roofs appear on the left side of the lake, and tree limbs extend into the forefront of the image from above.
Posted inResearch Spotlights

Magmatic Fluids and Melts May Lie Beneath Dormant German Volcanoes

Sarah Stanley, Science Writer by Sarah Stanley 2 January 202513 January 2025

New processing strategies applied to old seismic data reveal potential pockets of magmatic fluids or melts from the upper mantle.

An iceberg in bright blue water, seen from above
Posted inResearch Spotlights

Massive Antarctic Icebergs May Calve at Random

by Rebecca Dzombak 20 December 20244 April 2025

The first analysis of extreme calving events in Antarctica finds no correlation with climate change, highlighting the significance of common, smaller calving events for ice loss and instability.

Geologic map with symbols.
Posted inEditors' Highlights

Past Fracture Damage Can Inhibit Earthquake Slip

by Åke Fagereng 19 December 202419 December 2024

Around the surface rupture of the 2008 Wenchuan earthquake, a new study documents an anti-correlation between pre-existing fracture damage and earthquake slip – implying that damage inhibited slip.

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Editors' Highlights

Mapping the Whereabouts of Continents

24 July 202523 July 2025
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JGR: Space Physics Launches New Instrumentation Article Type

23 July 202521 July 2025
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