• About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Third Pod from the Sun
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Newsletter
  • Submit to Eos
  • AGU.org
  • AGU Publications
    • AGU Journals
    • Editors’ Highlights
    • Editors’ Vox
  • Career Center
  • AGU Blogs
  • Join AGU
  • Give to AGU
  • About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Third Pod from the Sun
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Newsletter
  • Submit to Eos
Skip to content
Eos

Eos

Science News by AGU

Sign Up for Newsletter

volcanoes

Ash cloud over top Mount Sinabung
Posted inNews

Centuries-Old Archive Reveals Far-Flung Impacts of Major Eruptions

by Shannon Banks 3 February 20233 February 2023

Weather records preserved by staff and students at Williams College reveal cool spells in New England after volcanic blasts in Indonesia and South Asia.

View of steep hills with exposures of dark rock as well as patches of green vegetation
Posted inFeatures

Baked Contacts Focus a Lens on Ancient Lava Flows

by Anthony Pivarunas, Margaret Avery, Joseph Biasi and Leif Karlstrom 1 February 20231 February 2023

Two studies, conducted 40 years apart, show how combining field observations and thermal modeling can reconstruct the history of massive lava flows and how they altered the surrounding landscape.

Close-up of the palm leaves of Babad Lombok held together by a string threaded through a hole in each page. Each side of the palm leaves shows inscriptions in Old Javanese.
Posted inNews

Stories Scribed on Palm Leaves Help Scientists Understand Ancient Eruption

by Alka Tripathy-Lang 19 December 202219 December 2022

Deposits from the 1257 Samalas eruption may contain artifacts of an ancient kingdom, according to scientists who link volcanology studies with histories written onto palm leaves.

Satellite image of Earth showing the atmospheric plume blanketing the Pacific after the underwater eruption of Hunga Tonga–Hunga Ha‘apai
Posted inNews

Social Media Posts Reveal Human Responses to Deadly Tongan Eruption

by Erin Martin-Jones 14 December 202214 December 2022

Quantifying human responses to natural disasters could improve preparation for future threats, scientists say.

Un rayo aparece en medio de nubes de cenizas y vapor que están saliendo de volcán a la atmósfera sobre el océano.
Posted inResearch Spotlights

Monitoreando el agua en la columna eruptiva masiva del volcán de Tonga

by Sarah Stanley 15 November 202230 November 2022

La reciente erupción del volcán Hunga Tonga-Hunga Ha’apai arrojó aerosoles de sulfatos y una cantidad nunca antes vista de vapor de agua a la estratosfera.

diagram of a subduction zone
Posted inEditors' Highlights

Tracing Oxidizing Slab Fluids in Cold Volcanic Arcs

by Susanne Straub 28 October 202215 November 2022

Elevated copper isotope ratios in arc magmas from fluid-rich cold subduction zones support the role of oxidizing fluids from the subducted lithospheric serpentinite in the oxidization of arc magmas.

A mass of steaming, orange-glowing lava consumes a street sign as it flows over a roadway.
Posted inResearch Spotlights

A Better Operational Lava Flow Model

by Morgan Rehnberg 26 October 202226 October 2022

By segmenting the vertical structure of a lava flow, the Lava2d model provides more realism to operational lava forecasts.

A lightning bolt appears amid clouds of ash and steam that are billowing from a volcano high into the atmosphere over the ocean.
Posted inResearch Spotlights

Tracking Water in the Tongan Volcano’s Massive Eruption Plume

by Sarah Stanley 24 October 202230 November 2022

The recent eruption of the Hunga Tonga–Hunga Ha‘apai volcano blasted sulfate aerosols and a record-breaking amount of water vapor into the stratosphere.

Research vessel overlooking a glacier
Posted inNews

Arctic Glaciers, a Peruvian Volcano, and a Russian Famine

by Santiago Flórez 11 October 202228 October 2022

A team studying Russian glaciers found evidence that a volcanic eruption in southern Peru changed the planet’s climate at the beginning of the 17th century.

The uninhabited island of Hunga Tonga–Hunga Haʻapai was destroyed by the massive volcanic eruption in January 2022.
Posted inNews

People Need to Think Bigger About Volcanic Catastrophes

by Katharine Gammon 22 September 202222 September 2022

New research outlines the risk of catastrophic eruptions and urges policymakers to support more widespread monitoring.

Posts navigation

1 2 3 … 28 Older posts

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


About Eos
Contact
Advertise

Submit
Career Center
Sitemap

© 2023 American Geophysical Union. All rights reserved. Proudly powered by Newspack by Automattic