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Oceans

Underwater bubbles rise toward the water surface
Posted inResearch Spotlights

Deep-Ocean Oxygen May Increase with Climate Change

Kate Wheeling, freelance science writer by Kate Wheeling 17 September 202028 March 2023

A millennial-scale ocean simulation indicates that oxygen gains in the deep ocean may offset oxygen losses in the upper water layer under a protracted climate change scenario.

The Huanza hydroelectric dam near Lima, Peru
Posted inResearch Spotlights

Dams Alter Nutrient Flows to Coasts

Elizabeth Thompson by Elizabeth Thompson 15 September 202022 December 2021

New models indicate how dams worldwide influence the mix of nutrients in river water reaching the ocean. As more dams are built, changing nutrient loads may adversely affect coastal ecosystems.

Profile of a shrimp against a black background
Posted inNews

Camarones Chasqueadores Hacen Más Ruido en Aguas Cálidas

Katherine Kornei, Science Writer by Katherine Kornei 9 September 202022 October 2021

Conforme el océano se calienta debido al cambio climático, ruidos más fuertes podrían enmascarar los llamados de otros animales marinos usados para navegar, buscar alimento o pareja.

Diagram showing how magnetic anomalies formed at mid-ocean ridges record reversals of Earth’s geomagnetic field
Posted inResearch Spotlights

Steadying Mid-Ocean Ridge Spreading Rates

Kate Wheeling, freelance science writer by Kate Wheeling 4 September 202020 December 2021

Researchers used an up-to-date global magnetic anomaly data set to track the history of magnetic field reversals and obtain more accurate estimates of tectonic spreading rates.

Underwater photograph of a tank experiment designed to observe how diesel oil behaves when leaking from a pipe
Posted inEditors' Vox

The Underwater Behavior of Oil and Gas Jets and Plumes

by M. C. Boufadel and S. A. Socolofsky 1 September 202031 July 2023

Exploring how the multiscale interaction between underwater oil and gas plumes and the environment impacts plume composition and trajectory.

Two oil-drilling platforms off the Long Beach, Calif., coast
Posted inNews

Los Costos Ecológicos de Remover las Plataformas Petroleras Mar Adentro en California

Katherine Kornei, Science Writer by Katherine Kornei 26 August 202014 March 2023

Las plataformas de perforación de petróleo- y gas-mar adentro son hábitats ricos para peces. Eliminarlas por completo resultaría en una pérdida del 95% de biomasa de peces, revela una nueva investigación.

Overhead photo of technicians deploying oceanographic instrumentation over the side of a research ship
Posted inScience Updates

Planning a Sustainable Future for Earth’s Oceans

by J. Van Stavel, J. Karstensen, J. Hermes and J. Pearlman 25 August 202013 March 2023

Ocean experts are engaged in a long-term effort to envision, develop, and implement best practices for meeting today’s needs while preserving ocean resources for future generations.

Interpretations of seismic reflection transects across a section of the Australia-Antarctic rift margin
Posted inEditors' Highlights

New Data from Earth’s Largest Non-Volcanic Rift Margin

by W. Behr 24 August 202027 January 2023

Seismic reflection images combined with petrological data provide new constraints on the nature of the basement in the enigmatic Australia-Antarctic oceanic-continent transition zone.

An image depicting Jupiter and its four largest moons
Posted inResearch Spotlights

Jupiter’s Ocean Moons Raise Tidal Waves on One Another

Rachel Fritts, Science Writer by Rachel Fritts 20 August 202027 January 2022

New research considers the effect of Jupiter’s Galilean moons on each other’s oceans for the first time.

Antarctic krill
Posted inNews

Emerging Technologies Help Scientists Tune In to Krill

Hannah Thomasy, Science Writer by Hannah Thomasy 19 August 202022 October 2021

Acoustic tools identify the population of “the most important fishery in the Southern Ocean.”

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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

InSight into Seismology on the Red Planet

21 October 202621 October 2026
Editors' Highlights

The Geomagnetic Polarity Time Scale Revisited Once Again

22 October 202622 October 2026
Editors' Vox

Opening Access to Earth Observation Data for Disaster Mitigation

21 October 202620 October 2026
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