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volcanoes

The active volcano of Popocatépetl is pictured as seen from the International Space Station.
Posted inNews

Popocatépetl’s Wake-Up Call: Transforming Volcanology in Mexico

by Roberto González 11 January 202416 February 2024

The 1994 eruption of “Don Goyo” in central Mexico accelerated an academic interest in volcanology.

Bubbles and the silhouettes of fish are seen from below, with light from the surface above them.
Posted inFeatures

Oceanic Cacophony 

by Alka Tripathy-Lang 21 December 202321 December 2023

The ocean is a pretty loud place, and anthropogenic noise is adding another layer to the soundscape.

Lava flows from a volcanic fissure in Iceland.
Posted inNews

Icelandic Fissure Finally Erupts

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 19 December 20238 February 2024

The position of the eruption and wind conditions are favorable. No one is in immediate danger, local officials said.

Tourists watch Old Faithful erupt.
Posted inNews

Steamy Bubbles May Control Old Faithful’s Clock

by Joseph Howlett 19 December 202319 December 2023

Scientists built a minigeyser to show why the natural wonder’s water surges so violently between eruptions.

Image of a coastal town seen from the air with a geothermal power plant in the background.
Posted inNews

Eruption Now Unlikely Near Icelandic Town

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 6 December 20236 December 2023

Scientists and local authorities had been tracking the eruption’s precursors for weeks and evacuated residents. Then the magma stalled.

In the background, snow-capped Mount Hood rises above a mountain range. In the foreground, the skyscrapers of Portland, Ore., dominate the landscape.
Posted inResearch Spotlights

Some High-Threat Volcanoes Are Severely Understudied

by Saima May Sidik 29 November 202329 November 2023

Scientists have little understanding of where magma is stored along the Cascade Volcanic Arc or how its volcanoes could affect population centers.

A map of what Pangea Ultima, which should form in about 250 million years, will look like
Posted inNews

Future Supercontinent Will Be Inhospitable for Mammals

by Rebecca Owen 8 November 20238 November 2023

Pangea returns in 250 million years, and it’s not looking good for us.

Map of study area with symbols.
Posted inEditors' Highlights

Machine Learning Identifies Source Volcanoes of Ash Deposits

by Paul Asimow 8 November 20236 November 2023

Tracing ash layers from explosive eruptions back to their source volcanoes is needed to evaluate hazards to population and aviation, a problem addressed by a new machine learning classification method.

A row of black volcanic scones in Halema’uma’u in Hawaii eject lava into the air. The background is obscured by smoke from the lava.
Posted inResearch Spotlights

Humans Have Boosted Atmospheric Mercury Concentrations Sevenfold

by Rebecca Dzombak 3 November 20233 November 2023

A new baseline of volcanic contributions to the global mercury cycle reveals how drastically human activities have increased the element’s concentration in the atmosphere.

Una página de un texto antiguo con un dibujo de círculos y otras formas representando un eclipse.
Posted inNews

Registros de eclipses fechan erupciones volcánicas de los siglos XII y XIII

by Kate Evans 30 October 202330 October 2023

Registros antiguos de lunas oscuras y lunas de sangre ayudan a los científicos a vislumbrar erupciones pasadas y sus efectos en el clima global.

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Features from AGU Publications

Research Spotlights

A Solar Wind Squeeze May Have Strengthened Jovian Aurorae

1 August 20251 August 2025
Editors' Highlights

What Goes Up Must Come Down: Movement of Water in Europa’s Crust

31 July 202531 July 2025
Editors' Vox

JGR: Space Physics Launches New Instrumentation Article Type

23 July 202521 July 2025
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