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geomorphology

Photo of a large crater
Posted inEditors' Vox

Rising Concerns of Climate Extremes and Land Subsidence Impacts

by Laurie S. Huning 9 June 20254 June 2025

Increasing interplay among extreme events and land subsidence impacts calls for urgent mitigation and policy action to reduce detrimental ramifications to infrastructure and people.

Google Earth image of a mountainous region with a deeply incised fjord and low relief surfaces surrounding.
Posted inEditors' Highlights

High Relief, Low Relief — Glaciers Do It All

by Peter Zeitler 4 June 20254 June 2025

Contrary to conventional wisdom that glaciers just carve landscapes, they can also form low-relief surfaces by sheltering rock from erosion, enriching understanding of how mountain landscapes evolve.

一张黑白卫星图像显示一条小河从一条大河中分出。
Posted inResearch Spotlights

那些科学上认为不应该存在的河流

by Rebecca Dzombak 8 May 20258 May 2025

乍一看,这些水道似乎毫无意义。一篇新的评论文章详细阐述了它们为何如此存在。

Pilares de tierra marrón que sobresalen de una llanura cubierta de hierba con árboles y arbustos.
Posted inNews

Investigadores cuantifican el impacto de los animales en la transformación de la Tierra

by Carolyn Wilke 21 April 202521 April 2025

Los animales salvajes utilizan 76,000 gigajulios de energía—el equivalente a cientos de miles de monzones o inundaciones—moldeando los ecosistemas terrestres y de agua dulce de nuestro planeta.

A view from above of a set of interlocking ridges running through a landscape.
Posted inNews

Cracks on Planetary Surfaces Hint at Water

Katherine Kornei, Science Writer by Katherine Kornei 17 April 202517 April 2025

Imagery of fractured terrain on Venus, Mars, and Jupiter’s moon Europa pinpoints environments influenced by water.

A desert landscape with a river valley
Posted inNews

Climate Shifts Drive Episodic Drainage Changes

by Caroline Hasler 14 April 202514 April 2025

Drainage divide migration is influenced by tectonics and climate over long periods. New research in Israel shows that even shorter-term wet-dry cycles can move divides.

Big chamber where scientists were able to conduct the mud experiments
Posted inNews

Salt May Be Key to Martian Mudflows

by Larissa G. Capella 9 April 2025

Mars probably has mud volcanoes, and salt might be the ingredient that keeps the flow going.

A black-and-white satellite image shows a small river branching off from a larger one.
Posted inResearch Spotlights

The Rivers That Science Says Shouldn’t Exist

by Rebecca Dzombak 1 April 20258 May 2025

At first glance, these waterways make no sense. A new review article details why they are the way they are.

Heavily cratered surface of the Moon with two linear valleys radiating from a large central crater
Posted inNews

Impact Spewed Debris Away from the Moon’s South Pole

by Jonathan O’Callaghan 1 April 20251 April 2025

Two valleys extending away from a giant crater suggest that upcoming Artemis missions are more likely to sample ancient lunar terrain than impactor material.

Brown dirt pillars sticking up from a grassy plain with trees and bushes.
Posted inNews

Researchers Put a Number on Animals’ Earth-Shaping Effects

by Carolyn Wilke 27 March 202521 April 2025

Wild animals expend 76,000 gigajoules of energy—the equivalent of hundreds of thousands of monsoons or floods—shaping our planet’s terrestrial and freshwater ecosystems.

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Features from AGU Publications

Research Spotlights

Orbiter Pair Expands View of Martian Ionosphere

20 June 202519 June 2025
Editors' Highlights

Coupled Isotopes Reveal Sedimentary Sources of Rare Metal Granites

17 June 202516 June 2025
Editors' Vox

Inside Volcanic Clouds: Where Tephra Goes and Why It Matters

16 June 202512 June 2025
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