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mollusks

A screenshot of a video taken from a deep-sea remotely operated vehicle shows white ash settled on the seafloor near the Hunga eruption in Tongan waters.
Posted inNews

The Tonga Eruption Left Deep-Sea Life Buried in Ash

by Andrew Chapman 11 July 202411 July 2024

When Hunga erupted in 2022, ash “decimated” slow-moving species living on the seafloor. More mobile species were able to hoof it out of harm’s way.

Icebreaker at work near glacier.
Posted inNews

Seashells and Penguin Bones Reveal Thwaites Glacier’s Quiet Past

Javier Barbuzano, Science Writer by Javier Barbuzano 26 July 202226 July 2022

Antarctica’s Thwaites and Pine Island Glaciers are melting faster than they have in the past 5,500 years, new evidence shows. Against expectations, their pasts have been remarkably stable.

Excavated causeway built in the Birds of Paradise wetlands
Posted inNews

Ancient Maya Made Widespread Changes to Wetland Landscape

Joshua Learn, Science Writer by Joshua Rapp Learn 5 May 20212 March 2023

A system of canals 2 millennia old sustained a local population after the collapse of its neighbors, and it continues to affect local ecology today.

Historic 1902 map of Calumet Quadrangle near Chicago
Posted inNews

Chicago Wetlands Shrank by 40% During the 20th Century

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 23 September 20202 March 2023

A team of graduate students measured wetland and biodiversity changes during the 100 years following the reversal of the Chicago River.

Researchers examine how the rapid spread of invasive freshwater mussels affects estuary sediments
Posted inResearch Spotlights

Invasive Freshwater Mussels Drive Changes in Estuary Sediments

Aaron Sidder, freelance science writer by Aaron Sidder 24 July 20182 March 2023

The golden mussel has spread quickly in the 30 years since its arrival in South America and is transforming aquatic ecosystems in waterways across the continent.

Mollusk shells reveal ocean warming episodes.
Posted inNews

Climate Warming May Have Helped Kill the Dinosaurs

Amy Coombs by A. Coombs 14 July 20162 March 2023

New evidence indicates ancient warming spells that coincided with prodigious volcanism and a powerful meteorite impact, both seen as possible causes of mass extinctions about 66 million years ago.

A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

New Global River Map Is the First to Include River Bifurcations and Canals

15 May 202514 May 2025
Editors' Highlights

Old Forests in a New Climate

15 May 202514 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
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