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volcanoes

Tree-lined cliffs and hills rise from a coastal beach where ocean waves gently wash ashore.
Posted inFeatures

Exploring Subduction Zone Geohazards on Land and at Sea

by Mong-Han Huang, Kristin Morell, Alison Duvall, Sean F. Gallen and George E. Hilley 25 March 20221 June 2022

A new initiative is bringing together scientists to address fundamental questions about subduction zone geohazards, using the latest advances in observation technology and computational resources.

A river of molten lava flows across a steaming black basalt landscape. The river flows from a volcanic rift near the top right of the image toward the bottom left. The fissure is filled with brighter and hotter lava and steam and gas billows up from it. The sky on the horizon is a hazy blue-gray.
Posted inNews

The Surprising Greenhouse Gas That Caused Volcanic Summer

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 21 March 202212 April 2022

Extended periods of volcanism known as flood basalt eruptions lead to volcanic winters, which are often followed by an extended period of warming. But it was more than just carbon dioxide that warmed the globe.

The Krafla geothermal power station in northern Iceland
Posted inResearch Spotlights

Innovative Model Elucidates Geothermal Energy Resource

Aaron Sidder, freelance science writer by Aaron Sidder 14 March 20225 December 2022

Data from deep wells and a Bayesian modeling framework shed new light on one of Iceland’s valuable geothermal reservoirs.

Aerial view looking over a coastal island city
Posted inFeatures

A Cagey Approach to Speedy and Safe Seafloor Deployments

by Pascal Pelleau, Ronan Apprioual, Antony Ferrant and Daniel Aslanian 11 March 20227 November 2024

Researchers devised a simple way to deliver ocean bottom seismometers accurately to the seafloor to study ongoing seismic and volcanic activity near the islands of Mayotte.

Satellite image of Anak Krakatau, Indonesia, with one slope covered in sediment.
Posted inENGAGE, News

Which Came First, the Eruption or the Landslide?

by Saima May Sidik 25 February 202227 March 2023

Anak Krakatau’s eruption was accompanied by a devastating tsunami. But was the eruption to blame?

Time series of the vertical daily average displacement of continuous GNSS station.
Posted inEditors' Highlights

Continuity is the Father of Success

by Yosuke Aoki 15 February 202215 November 2022

Geodetic measurements indicate that Three Sisters Volcano uplifted by almost 300 millimeters in the past 25 years without significant anomalies at the surface.

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

Sarah Stanley, Science Writer 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.

Posted inNews

El sorprendente alcance de las gigantescas ondas atmosféricas de Tonga

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 1 February 202230 November 2022

Los resultados empiezan a llegar: Científicos de alrededor del mundo explican las gigantescas ondas atmosféricas que emanaron de la erupción del volcán Hunga Tonga-Hunga Ha’apai.

A series of images showing a wave starting at the volcano and traveling across the globe
Posted inENGAGE, News

The Surprising Reach of Tonga’s Giant Atmospheric Waves

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 21 January 202227 March 2023

Results are beginning to pour in: Scientists around the globe explain the massive atmospheric waves that emanated from the Hunga Tonga–Hunga Ha’apai eruption.

An artist’s rendering of early Earth with a huge Moon looking over the alien landscape, including oceans of water
Posted inNews

How Much Did the Moon Heat Young Earth?

by Jure Japelj 11 January 202211 January 2022

Tidal heating may have raised the surface temperature of early Earth and triggered global volcanism, a new study says.

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

Improving Eddy Tower Evapotranspiration Estimates

20 May 202620 May 2026
Editors' Highlights

Recycled Rocks Reveal Subduction Zone Dynamics Off Baja California

21 May 202621 May 2026
Editors' Vox

The Impact of Advocacy: American Geophysical Union’s Days of Action

14 May 202613 May 2026
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