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Pacific Ocean

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.

World map with ocean temperature patterns and labeling indicating the Indo-Pacific Warm Pool
Posted inNews

Ocean Tunneling May Have Set Off an Ancient Pacific Cooldown

by Larissa G. Capella 18 November 202518 November 2025

The ocean’s depths cooled off about 1.5 million years ago, and scientists think watery tunnels from the south may be to blame.

Against a gray background, strands of multicellular green organisms glow in artificial light.
Posted inNews

Marine Heat Waves Slow the Ocean’s Carbon Flow

by Mack Baysinger 3 November 20253 November 2025

When plankton find themselves in hot water, organic matters stalls at the surface and disrupts transport of carbon to the deep ocean.

Figure from the paper.
Posted inEditors' Highlights

Equatorial Deep Ocean Response to the Madden-Julian Oscillation

by Xin Wang 27 August 202526 August 2025

The changes in Madden-Julian Oscillation wind can trigger a response in the deep equatorial Pacific and Indian Ocean.  

A satellite image shows the coast of the Los Angeles area in January 2025. A plume of smoke is seen over the Pacific Ocean.
Posted inFeatures

Scrambling to Study Smoke on the Water

by Grace van Deelen 26 August 202526 August 2025

Timely action shows the impact of urban fires on freshwater and marine ecosystems.

4 maps from the study.
Posted inEditors' Highlights

Decadal Forecasts with a SMYLE

by Kristopher B. Karnauskas 13 August 202511 August 2025

Scientists use a large suite of simulations with an established climate model to predict the Pacific Decadal Oscillation up to one year in advance, but El Niño can still get in the way.

Satellite image of green swirls in blue water next to a snow-covered coast
Posted inNews

Iron Emissions Are Shifting a North Pacific Plankton Bloom

by Mark DeGraff 6 August 20256 August 2025

Some of the iron emitted by industrial activity in East Asia is carried by winds into the North Pacific, where it nourishes iron-hungry phytoplankton.

A map shows the levels of shaking intensity surrounding the epicenter of the 29 July earthquake near the Kamchatka Peninsula in Russia.
Posted inResearch & Developments

Magnitude-8.8 Earthquake Strikes Western Pacific

by Jennifer Schmidt 30 July 202530 July 2025

One of the strongest earthquakes ever recorded struck off the eastern coast of Russia’s Kamchatka Peninsula Wednesday morning local time. Initially pegged at a magnitude-8.0, the quake was eventually upgraded to a magnitude-8.8. Adjusted magnitude estimates are not unusual for large earthquakes as more data become available.

Map of the ENSO in the pacific ocean with 2 equations overlain.
Posted inEditors' Vox

Two Equations that Unlock El Niño

by Jérôme Vialard 5 June 20254 June 2025

Despite the El Niño–Southern Oscillation’s global reach and complex ocean–atmosphere interactions across timescales, two simple, elegant equations capture its key dynamics and defining properties.

A satellite image shows eddies swirling in a blue ocean surrounded by white ice.
Posted inResearch Spotlights

On the Origins of Subantarctic Mode Waters

Sarah Stanley, Science Writer by Sarah Stanley 2 June 20252 June 2025

A modeling study shows how warm subtropical waters and cold Antarctic waters combine to form an Indo-Pacific water mass that plays a key role in Earth’s climate.

Posts pagination

1 2 3 … 22 Older posts
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

Tiny Turbulent Whirls Keep the Arctic Ocean Flowing

8 December 20258 December 2025
Editors' Highlights

Episodic Tales of Salt  

10 December 20259 December 2025
Editors' Vox

Hydrothermal Circulation and Its Impact on the Earth System

3 December 20253 December 2025
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