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Earth science

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.

Black freighter at sea with gray, cloudy skies in the background
Posted inNews

Seaports Could Lose $67 Billion Yearly from Natural Disasters

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 2 February 202322 March 2023

Small islands and low-income nations face the largest relative monetary losses to their ports and maritime trade.

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 202325 May 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.

这幅森林场景描绘了几棵铁杉树的底部,其根部暴露在外
Posted inResearch Spotlights

用木质部估算植物用水量

Sarah Derouin, Science Writer by Sarah Derouin 31 January 202321 March 2023

一项新研究表明,来自植物木质部的化学同位素可以帮助改善森林水循环的表征。

Tropical trees and ferns growing on a sloped landscape
Posted inResearch Spotlights

How Much Greenhouse Gas Do Tropical Soils Emit?

Sarah Derouin, Science Writer by Sarah Derouin 30 January 202321 February 2023

New research found that tropical soils emit nitrogen mostly as inert dinitrogen rather than as greenhouse gases.

An illustrated scientific diagram shows how groundwater interacts with the rest of the water cycle.
Posted inResearch Spotlights

El agua subterránea se repone mucho más rápido de lo que pensaban los científicos

Rachel Fritts, Science Writer by Rachel Fritts 30 January 202330 January 2023

Un nuevo modelo basado en el clima indica que los científicos podrían haber subestimado la importancia del agua subterránea para mantener los ríos y la vida vegetal.

Virtual field experience of Whaleback anticline
Posted inNews

The Rise of Gaming-Based Virtual Field Trips

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 27 January 20239 May 2023

Geologists are harnessing a game engine to build environments for teaching and learning.

Four people, one speaking into a microphone, sit at a long table in front of audience members.
Posted inScience Updates

Mentorship Builds Inclusivity and Belonging in the Geosciences

by Melissa A. Burt, Rebecca T. Barnes, Sarah Schanz, Sandra Clinton and Emily V. Fischer 26 January 202326 June 2023

Four evidence-based approaches implemented through an innovative mentoring program have succeeded at improving retention rates of undergraduate women in the geosciences.

Sand drains from an unnamed river into Murchison Sound close to Qaanaaq in northwestern Greenland
Posted inAGU News

What’s Up at the Bottom of the Ocean?

by Caryl-Sue Micalizio 25 January 202326 January 2023

From isotopes to oil spills, sand mining to SMART cables, an array of science is grounded on the seafloor.

A person’s hand holding many pills and a pile of pills on the surface underneath
Posted inResearch Spotlights

What Happens to Drugs After They Leave Your Body?

by Saima May Sidik 24 January 202322 June 2023

It’s hard to predict with certainty how drugs break down once they enter waterways. In a new study, scientists devised a way to do just that.

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Features from AGU Publications

Research Spotlights

Machine Learning Simulates 1,000 Years of Climate

27 August 202527 August 2025
Editors' Highlights

Equatorial Deep Ocean Response to the Madden-Julian Oscillation

27 August 202526 August 2025
Editors' Vox

Waterworks on Tree Stems: The Wonders of Stemflow

21 August 202520 August 2025
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