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Pacific Ocean

Map of the world showing trajectories that transport water from the Atlantic to the Pacific Ocean
Posted inEditors' Highlights

A New Perspective on a Classic Climate Conundrum

by Alessandra Giannini 6 August 202012 January 2022

The Lagrangian method applied to tracking water transport between the Atlantic and Pacific basins reveals a larger contribution by mid-latitude westerly winds across Eurasia than previously thought.

A view of corals just below the ocean surface off American Samoa
Posted inResearch Spotlights

Corals Make Reliable Recorders of El Niño Fluctuations

by Terri Cook 24 July 202029 September 2021

A new tool that reconciles modeling and paleoclimate data builds confidence that tropical Pacific corals reliably archive natural variability in the El Niño–Southern Oscillation climate pattern.

Photograph of storm cloud over Indian Ocean
Posted inEditors' Vox

Mysterious Engine of the Madden‐Julian Oscillation

by C. Zhang 6 July 20208 March 2022

Understanding the fundamental physics of the Madden‐Julian Oscillation, a phenomenon that occurs over the Indian and Pacific Oceans, remains a challenge in tropical atmospheric research.

Dazzlingly lush canopy of the Akatarawa Forest, New Zealand
Posted inNews

New Evidence of a Giant Lava Lamp Beneath the Ancient Pacific

by Kate Evans 1 July 20204 October 2021

Seismic surveys find evidence of a superplume in Earth’s mantle that fueled ancient megaeruptions in the Pacific.

Men on the deck of a research vessel collect samples from the Great Pacific Garbage Patch.
Posted inNews

Below the Great Pacific Garbage Patch: More Garbage

Mara Johnson-Groh, Science Writer by Mara Johnson-Groh 4 June 20201 February 2023

New research is finding there’s more to marine debris than just what appears near the ocean surface, including tons of microplastics extending hundreds of meters into the deep.

Map of Axial Seamount’s summit caldera
Posted inEditors' Highlights

Volcano Monitoring Goes Offshore

by Yosuke Aoki 26 May 20202 August 2022

Offshore observations by cabled ocean-bottom pressure recorders have revealed details of the 2015 eruption of Axial Seamount submarine volcano in the Pacific Ocean.

In September 2009, a tsunami triggered by a magnitude 8.1 earthquake in the Tonga Trench inundated towns in American Samoa.
Posted inScience Updates

Sensor Network Warns of Stealth Tsunamis

by B. Fry, S.-J. McCurrach, K. Gledhill, W. Power, M. Williams, M. Angove, D. Arcas and C. Moore 26 May 20206 June 2022

A next-generation network of seismic and wave sensors in the southwestern Pacific will warn coastal residents of an approaching tsunami before they see the wave.

Pink brisingid sea star shuffles across the seafloor
Posted inNews

The Long-Lasting Legacy of Deep-Sea Mining

Sarah Derouin, Science Writer by Sarah Derouin 21 May 202024 April 2025

New research reveals a deep-sea mining experiment that took place 26 years ago still has significant and persistent impacts on benthic life.

Large outrigger canoe silhouetted against an orange Hawaiian sky
Posted inNews

Humans Colonized Polynesia Much Earlier Than Previously Thought

Richard Sima, freelance science writer by Richard J. Sima 13 May 20205 June 2023

Evidence from mud, charcoal, and feces suggests humans arrived in East Polynesia during the driest period in 2 millennia.

A satellite image showing a pumice raft floating on the ocean surface near Fiji and Tonga on 21 August 2019
Posted inScience Updates

Satellite Sleuthing Detects Underwater Eruptions

by P. A. Brandl 31 March 202018 January 2022

Satellite data helped scientists locate the volcanic source of a pumice raft floating in the South Pacific Ocean, illustrating their promise in locating and monitoring undersea eruptions.

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