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News

Aerial view of snow-covered Yukon River Delta in Alaska.
Posted inNews

Changing Winters Leave Indigenous Alaskans on Thin Ice

by Cassidy Beach 12 December 202512 December 2025

Researchers are blending Indigenous Knowledges with climate models to describe shifts in snow and ice.

A researcher points out a copse of mature mangrove trees growing out of shallow water.
Posted inNews

Glass Sand Grows Healthy Mangroves

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 12 December 202512 December 2025

In places with lots of glass waste, sand made from recycled material could be another tool in the coastal restoration toolbox.

An astronaut on the Moon collects a lunar sample with a rake.
Posted inNews

Astronauts Could Live in Structures Made from Moon Rocks

by Kaia Glickman 12 December 202512 December 2025

Scientists are testing “mooncrete,” a concrete analogue made from lunar regolith, as a potential material to build structures on the Moon.

Two researchers in safety vests crouch on a wood chip playground surface, examining a tripod-mounted environmental sensor positioned between playground equipment.
Posted inNews

California Schools Are Feeling the Heat

by Andrew Chapman 11 December 202511 December 2025

Even though trees help keep children safe from the Sun, some school districts have lost 25% of their tree canopy in just 4 years.

Coral reef with healthy corals and corals with signs of bleaching.png Alt text: Sun shines onto a coral reef with a mix of bleached and healthy coral.
Posted inNews

Could Stratospheric Aerosol Injection Help Save Corals from Bleaching?

by Albert Chern 10 December 202510 December 2025

New research indicates a well-studied form of climate intervention might at least buy time for many at-risk reefs.

Chet Udell (second from right) and students at a MacGyver session at AGU24.
Posted inNews

Celebrating the MacGyver Spirit: Hacking, Tinkering, Scavenging, and Crowdsourcing

by Kate Evans 9 December 202511 December 2025

The MacGyver sessions allow scientist-tinkerers to have “nerd-on-nerd” discussions about do-it-yourself gadgets and gizmos.

A pale gray rock shows an impression of multiple curved lines.
Posted inNews

The Long and the Weak of It—The Ediacaran Magnetic Field

Katherine Kornei, Science Writer by Katherine Kornei 9 December 20259 December 2025

A roughly 70-million-year interval of anomalously weak magnetic field during the Ediacaran period could have triggered atmospheric changes that supported the rise of macroscopic life.

Nine researchers pose for a photo outside a concrete building with a sign reading “Bolinao Marine Laboratory, The Marine Science Institute, University of the Philippines.”
Posted inNews

A Cryobank Network Grows in the Coral Triangle

by J. Besl 5 December 20255 December 2025

As the ocean becomes increasingly inhospitable for corals, researchers in the Coral Triangle are turning to cryopreservation to freeze, thaw, and save the region’s hundreds of coral species.

Crops in Biskra Province near the Sahara in Algeria.
Posted inNews

When a Prayer Is Also a Climate Signal

by Nathaniel Scharping 3 December 20253 December 2025

New research in North Africa is validating calls for communal rain prayers as a means of tracking droughts in the region.

An olive tree is on fire. It stands in front of a low stone wall in a grove of trees.
Posted inNews

98% of Gaza’s Tree Cropland Destroyed by Israel

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 3 December 20253 December 2025

Maps based on remote sensing analysis could inform remediation efforts by identifying whether agricultural lands were damaged by bombs, debris, or forced displacement of its caretakers.

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A view of a bridge, with the New Orleans skyline visible in the distance between the bridge and the water. A purple tint, a teal curved line representing a river, and the text “#AGU25 coverage from Eos” overlie the photo.

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Research Spotlights

Wintertime Spike in Oceanic Iron Levels Detected near Hawaii

11 December 202511 December 2025
Editors' Highlights

Frictional Properties of the Nankai Accretionary Prism

11 December 20259 December 2025
Editors' Vox

Hydrothermal Circulation and Its Impact on the Earth System

3 December 20253 December 2025
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