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erosion & weathering

Biocrust in Australia’s Diamantina National Park
Posted inResearch Spotlights

Biological Crusts Affected by Drought Can Still Stabilize Soils

by Terri Cook 17 March 202225 May 2022

Results of in situ experiments on natural microbial communities suggest that biological crusts can protect soils from erosion, but their protective role could be compromised under predicted future climate scenarios.

Ancient ruins
Posted inNews

African World Heritage Sites Jeopardized by Rising Seas

by Jenessa Duncombe 24 February 20226 July 2022

Worsening flooding and erosion threaten places of “outstanding universal value” along the continent’s coastlines.

The 9-kilometer-tall volcano Maat Mons, shown here with an exaggerated vertical scale, may be relatively young.
Posted inResearch Spotlights

¿Es Venus volcánicamente activo? Nuevo enfoque podría proporcionar una respuesta

by Sarah Stanley 8 February 20228 February 2022

Una estrategia que combina la cartografía geológica con datos sobre cómo la superficie del planeta emite y absorbe la radiación de microondas podría potencialmente identificar flujos de lava recientes.

A black-and-white photograph of a river.
Posted inNews

What a Gold Mining Mishap Taught Us About Rivers

by Jenessa Duncombe 13 January 202221 March 2022

Miners in Alaska rerouted a river to search for gold. One hundred years later, the new channel is teaching scientists how rivers shape Earth.

Ice breakup along the southwestern shores of Illinois Beach State Park on Lake Michigan
Posted inNews

Drones and Crowdsourced Science Aid Great Lakes Data Collection

by Iris Crawford 17 December 202111 January 2022

Important data collection can aid coastal monitoring and management.

An uprooted tree after an extreme weather event
Posted inResearch Spotlights

New Theory Connects Tree Uprooting and Sediment Movement

by Aaron Sidder 19 November 202125 March 2022

Tree throw from extreme wind events plays an important role in the movement of sediment and erosion on forested hillslopes. A new theory offers a novel way to measure its impact.

Posted inEditors' Highlights

Himalayan Tectonics in the Driver’s Seat, Not Climate?

by P. Zeitler 15 September 20213 May 2022

Earth’s oscillating climate is a natural guess to explain cyclic patterns in erosion, but new sediment data suggests that cyclicity may emerge from tectonic processes adding material to the Himalaya.

The 9-kilometer-tall volcano Maat Mons, shown here with an exaggerated vertical scale, may be relatively young.
Posted inResearch Spotlights

Is Venus Volcanically Active? New Approach Could Provide an Answer

by Sarah Stanley 15 September 20218 February 2022

A strategy that combines geologic mapping with data on how the planet’s surface emits and absorbs microwave radiation could potentially identify recent lava flows.

Long, nearly straight lines of sand ridges on Mars
Posted inNews

Megaripples on Mars—How to Name Wind-Shaped Features on the Red Planet

by Nola Taylor Tillman 30 August 202114 April 2022

New research suggests a more settled terminology for Martian aeolian landforms based on size and geomorphology.

Viendo hacia afuera desde el Canion del Antílope Inferior, con el cielo cerca de la parte superior de la foto. La laminación característica de la arenisca es visible.
Posted inResearch Spotlights

La primera mirada de la meteorización a escala angstrom

by Kate Wheeling 19 August 202124 February 2022

Investigadores observan cómo el vapor de agua y el líquido alteran las rocas sedimentarias a través de procesos físicos y químicos.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
JGR: Solid Earth
“New Tectonic Plate Model Could Improve Earthquake Risk Assessment”
By Morgan Rehnberg

EDITORS' HIGHLIGHTS
AGU Advances
“Eminently Complex – Climate Science and the 2021 Nobel Prize”
By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


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