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volcanoes

Images showing the ArchKalmag14k model output for Paris (France) compared to other geomagnetic field models..
Posted inEditors' Highlights

Time-Step Filtering in Holocene Global Magnetic Field Models

by Mark J. Dekkers 9 June 20229 May 2023

Through a local fixed time-step filter, global Holocene magnetic field models remain mathematically tractable refining our insight into field variability and improving archeological dating.

NASA卫星拍摄到南太平洋汤加火山
Posted inResearch Spotlights

汤加火山引发电离层扰动

by Jack Lee 3 June 202230 November 2022

汤加火山喷发产生了影响深远的电离层扰动,其中一次扰动的初始速度高达950米每秒。

Niveau du lac du Nyiragongo au cours du temps.
Posted inEditors' Highlights

Mesurer les oscillations d’un lac de lave depuis l’espace

by Michael Poland 19 May 202221 February 2023

Les images satellite permettent de mesurer les oscillations du lac de lave du Nyiragongo (RD Congo). Ces mesures renseignent sur la dynamique du volcan et aident à anticiper ses éruptions futures.

Lava lake activity over time at the Nyiragongo volcano.
Posted inEditors' Highlights

Tracking Lava Lake Levels at an African Volcano from Space

by Michael Poland 19 May 20222 August 2022

Satellite data from Nyiragongo Volcano, Democratic Republic of Congo, track changes in summit-crater lava levels that provide a window into eruption dynamics and aid in forecasting future activity.

Red-filter image of the Hunga Tonga–Hunga Ha‘apai eruption on 15 January 2022
Posted inResearch Spotlights

Modeling Atmospheric Waves from Hunga Tonga–Hunga Ha‘apai

Aaron Sidder, freelance science writer by Aaron Sidder 12 May 202230 November 2022

A shallow-water oceanic model showed agreement with satellite observations of atmospheric waves produced by the eruption of the underwater volcano.

On the left: a view of Pluto, as imaged by the New Horizons spacecraft. On the right: a close-up of an undulating region believed to have been formed by volcanoes that erupted icy material.
Posted inNews

Pluto’s Surface Was Recently Sculpted by Icy Volcanism

Katherine Kornei, Science Writer by Katherine Kornei 2 May 202217 February 2023

Geologically young regions of Pluto’s southern hemisphere were likely resurfaced by cryovolcanism, data from the New Horizons spacecraft reveal.

A representation of the “plumbing system” underneath a volcano, with multiple reservoirs at different depths in the crust where magma may be stored.
Posted inEditors' Highlights

Machine Learning Helps See into a Volcano’s Depths

by Paul Asimow 27 April 202215 November 2022

How big might future volcanic eruptions be? Crystals carry information to answer this and machine learning methods can visualize and interpret this multidimensional data.

New Zealand’s Whakaari/White Island
Posted inFeatures

Studying Volcanoes through Myths, Legends, & Other Unconventional Data

by Nancy Averett 22 April 20221 June 2022

Studying historic eruptions through a storytelling lens often improves our understanding of and ability to prepare for such events.

A view of the Milky Way, the moon, Mars, Saturn, and an iridium flare over a surface flow of lava at the Kilauea Volcano in Hawaii
Posted inAGU News

Myths, Legends, and Buried Hair

Heather Goss, AGU Publisher by Heather Goss 22 April 20221 June 2022

In our May issue of Eos, we’re seeking out innovations in volcanology.

The explosive eruption of Hunga Tonga–Hunga Ha’apai in the South Pacific
Posted inResearch Spotlights

Tonga Eruption Made Waves in Earth’s Ionosphere

by Jack Lee 21 April 202230 November 2022

The blast from Hunga Tonga–Hunga Ha’apai produced far-reaching ionospheric disturbances, including one with an initial speed up to 950 meters per second.

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Balancing Comparability and Specificity in Sustainability Indicators

5 August 20254 August 2025
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Advances in Ecological Forecasting

4 August 202531 July 2025
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