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Earth science

Shallow blue waters with green land in the foreground and distant background.
Posted inNews

Ancient Greeks and Romans Laced the Aegean with Lead

by Elise Cutts 4 March 20254 March 2025

Lead pollution in and around the Aegean Sea dates back to the Bronze Age and shows a strong spike associated with Roman expansion.

People on a rubber raft collecting water samples from a brown lake
Posted inNews

Extreme Heat and Rain Turned These Arctic Lakes Brown

by Larissa G. Capella 3 March 20253 March 2025

Scientists are stunned by the changes in multiple Arctic lakes, all transforming in the same way.

A plume water spouts high into the air from a well drilled in arid-looking ground beside water trucks and drilling equipment emblazoned with “UN.”
Posted inOpinions

Deep Groundwater Might Be a Sustainable Solution to the Water Crisis

by Claudia Bertoni, Fridtjov Ruden, Elizabeth Quiroga Jordan and Helene Ruden 27 February 202526 February 2026

Scientists are finding fresh groundwater buried deep underground, but questions remain about the scale of these resources, how they’re resupplied, and whether they can be used sustainably.

Map of the Iceland’s Reykjanes Peninsula.
Posted inEditors' Highlights

Observing Magma-Induced Seismic Velocity Changes with Fiber-Optics

by Marcos Moreno 26 February 202526 February 2025

A new high-resolution method for tracking volcanic activity utilizes fiber-optic sensing to detect magma intrusion by measuring seismic velocity changes.

Map of Irish wetlands
Posted inNews

Where the Wetlands Are

by Rebecca Owen 26 February 202526 February 2025

Researchers have crafted the most comprehensive map yet of Europe’s wetlands.

A river curves back and forth through a series of layered red plateaus.
Posted inResearch Spotlights

How Rivers Carved the Canyons of the Central Colorado Plateau

by Rebecca Owen 25 February 202525 February 2025

A new study offers insights into a puzzling piece of the geological history of the Grand Canyon and surrounding regions.

A glacier with ripples on top of it, as seen from a plane. A blue sky is visible.
Posted inResearch Spotlights

A Seafloor Spreading Slowdown May Have Slashed Sea Levels

Sarah Stanley, Science Writer by Sarah Stanley 24 February 202524 February 2025

Between 15 million and 6 million years ago, a drop in ocean crust production may have lowered sea level by 26–32 meters.

A cave with white stalagmites and stalactites.
Posted inENGAGE, News

Cave Deposit Links Greenland’s and Europe’s Climate Records with a German Volcano

by Bill Morris 21 February 202521 February 2025

Dating a late Pleistocene eruption has big implications for understanding the Younger Dryas—and current climate change.

Una foto desenfocada de personas con trajes naranjas trabajando junto a vegetación en llamas.
Posted inNews

¿Seis mil años de quema controlada arruinados?

by Bill Morris 20 February 202524 February 2025

Al alterar prácticas milenarias de gestión del fuego, la colonización creó una situación mortal en los bosques australianos, pero aún no se sabe hasta qué punto se extendió la “quema cultural”.

Map from the study.
Posted inEditors' Highlights

Skewed Subduction Shear Zones

by Thorsten W. Becker 20 February 202519 February 2025

A global reanalysis of both short- and long-term deformation clarifies how obliquity affects strain partitioning in convergent plate boundaries.

Posts pagination

Newer posts 1 … 35 36 37 38 39 … 160 Older posts
Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

The Speedy Particles That Could Help Us Learn More About Uranus

18 June 202618 June 2026
Editors' Highlights

Where Methane is Emitted Matters for Global Burden

18 June 202616 June 2026
Editors' Vox

Small-Scale Indian Ocean Dynamics Underpin Marine Ecology and Climate

4 June 20263 June 2026
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