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Rebecca Owen

Satellite image of a brown and red rocky landscape with striking geologic folds and curves
Posted inResearch Spotlights

An Ancient Warming Event May Have Lasted Longer Than We Thought

by Rebecca Owen 15 May 20252 July 2025

New research on the Paleocene-Eocene Thermal Maximum used probabilistic analysis to learn more about its duration and how long modern warming could affect the carbon cycle.

A glacier curves between two dark mountains beneath a blue sky.
Posted inResearch Spotlights

Glaciers Offer Clues into the Path of Fossil Fuel Pollution

by Rebecca Owen 28 April 202518 June 2025

New research traces the origin of carbon deposited from the atmosphere onto glaciers.

A gif flips back and forth between two images of the Po River Basin. In June 2020, it appears much greener than in June 2022.
Posted inResearch Spotlights

Modeling the Past, Present, and Future of Drought

by Rebecca Owen 18 April 202518 April 2025

A new study combines historical observations, climate modeling, and data from tree rings to create a fuller picture of historic as well as potential drought conditions.

A large machine irrigates crops as the Sun rises in the background. The machine stretches into the distance out of frame and looks similar to a skeleton of a creature with many sets of legs.
Posted inResearch Spotlights

“Thirstwaves” Are Growing More Common Across the United States

by Rebecca Owen 7 April 20257 April 2025

Like heat waves, these periods of high atmospheric demand for water can damage crops and ecosystems and increase pressure on water resources. New research shows they’re becoming more severe.

Six penguins walk along a rocky outcrop. Snowy mountains are in the background.
Posted inResearch Spotlights

Forecasting the Future of Southern Ocean Ecosystems

by Rebecca Owen 26 March 202526 March 2025

A new ensemble of marine ecosystem models aims to improve understanding of how climate change will affect the waters surrounding Antarctica.

A mostly flat landscape is dotted with mounds, which give way to taller volcanic cones in the background.
Posted inResearch Spotlights

Water Stored in the Mantle for Millions of Years May Be Linked to Continental Volcanism

by Rebecca Owen 19 March 202519 March 2025

New research shows that intraplate volcanism is more likely to occur over areas of the mantle that are more hydrated—particularly those that have been hydrated for a long, long time.

The bread aisle of a grocery store shows mostly empty shelves.
Posted inResearch Spotlights

Food Insecurity Is Linked to Heart Disease and Diabetes in the United States

by Rebecca Owen 11 March 202511 March 2025

A new study examines the geographic and demographic connections between health and a lack of consistent access to food, finding that this link is particularly strong in the South.

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 rocky riverbed with two small streams surrounded by gray mountains. There are some green patches of plants and some snow on the peaks.
Posted inNews

Megadroughts Have Grown in Size and Scope

by Rebecca Owen 6 February 20256 February 2025

A new study maps and ranks the largest, longest-lasting, and most severe multiyear droughts from 1980 to 2018.

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Features from AGU Publications

Research Spotlights

A Solar Wind Squeeze May Have Strengthened Jovian Aurorae

1 August 20251 August 2025
Editors' Highlights

What Goes Up Must Come Down: Movement of Water in Europa’s Crust

31 July 202531 July 2025
Editors' Vox

JGR: Space Physics Launches New Instrumentation Article Type

23 July 202521 July 2025
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