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Research Spotlights

Research spotlights are plain-language summaries of recent articles published in AGU’s suite of 24 journals.

Researchers tie dissolved organic carbon in the Gulf of Maine to changes in precipitation and runoff in New England.
Posted inResearch Spotlights

How Climate Change Affects the Flow of Carbon from Land to Sea

Kate Wheeling, freelance science writer by Kate Wheeling 14 February 201730 June 2025

Changes in precipitation and runoff in New England may be driving more dissolved organic carbon into the Gulf of Maine.

A new model reveals the role of Antarctic Circumpolar Current eddies in moving high volumes of water.
Posted inResearch Spotlights

Swirling Eddies in the Antarctic May Have Global Impacts

by L. Strelich 10 February 201722 December 2021

A new model examines how eddies in the Antarctic Circumpolar Current affect volume transport of the world's strongest current.

Researchers trace boron in fluids released by subducting slabs to assess how tectonic plates and ocean waters interact at subduction zones.
Posted inResearch Spotlights

Fingerprinting the Source of Fore-Arc Fluids

by Terri Cook 9 February 20178 February 2023

A new model tracks boron and other tracers in fluids expelled from subducting slabs to help identify the fluids' source regions and migration routes.

Researchers investigate the layers of ice and dust at Mars’s north pole.
Posted inResearch Spotlights

How Mars Got Its Layered North Polar Cap

by E. Underwood 8 February 20178 August 2022

Orbital wobbling shaped the dome of ice and dust at the planet's north pole.

Researchers put ground-penetrating radar data to the test to analyze the structure of aquifers
Posted inResearch Spotlights

New Ground-Penetrating Radar Method Shows Promise in Aquifer

Sarah Stanley, Science Writer by Sarah Stanley 6 February 201716 February 2022

Recent advances in ground-penetrating radar data analysis could help reveal aquifer structure in unprecedented detail.

Mineral layers offer a key to examine the behavior of individual magma pulses in volcanic arcs.
Posted inResearch Spotlights

Pulses of Rising Magma in Sierra Nevada's Past

by Terri Cook 3 February 20177 March 2023

A detailed study of layered igneous material at California's Fisher Lake offers a novel approach to identifying the pathways and timescales of individual magma pulses in volcanic arcs.

Drilling reveals the mechanics at play behind an ancient eruption.
Posted inResearch Spotlights

Deep Drilling Reveals Puzzling History of Campi Flegrei Caldera

Alexandra Branscombe by A. Branscombe 1 February 20172 May 2022

Results show that caldera collapse attributed to a super eruption almost 40,000 years ago was smaller than what scientists expected. So what might have really happened?

Algae in the Great Calcite Belt may play an important role in fluctuating atmospheric carbon levels.
Posted inResearch Spotlights

Tiny Creatures Form Massive, Bright Ring Around Antarctica

Sarah Stanley, Science Writer by Sarah Stanley 26 January 201727 September 2022

Dense algae populations in the Great Calcite Belt could cause carbon dioxide release from the ocean into the atmosphere.

New evidence suggests icy clouds increase the amount of solar energy that reaches Earth.
Posted inResearch Spotlights

Clouds Don't Reflect as Much Sunlight as Previously Thought

by E. Underwood 26 January 20173 February 2022

Icy clouds may actually increase, not decrease, the amount of solar energy that reaches Earth.

An offshore subduction zone drove the tsunami that devastated Japan in 2011.
Posted inResearch Spotlights

An Up Close Look at the Megaquakes That Cause Tsunamis

by S. Witman 25 January 20176 December 2021

Researchers recreate changes in the seafloor during Japan's devastating 2011 tsunami.

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Newer posts 1 … 141 142 143 144 145 … 197 Older posts
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Features from AGU Publications

Research Spotlights

Paleoclimate Patterns Offer Hints About Future Warming

15 September 202515 September 2025
Editors' Highlights

Rising CO2 and Climate Change Reorganize Global Terrestrial Carbon Cycling

17 September 202517 September 2025
Editors' Vox

Experienced Researcher Book Publishing: Sharing Deep Expertise

3 September 202526 August 2025
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