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Pacific Ocean

Microbes live in hydrothermal systems like this one on the East Pacific Rise.
Posted inResearch Spotlights

Hydrothermal Vents May Add Ancient Carbon to Ocean Waters

Sarah Stanley, Science Writer by Sarah Stanley 7 July 202116 February 2023

Data from a long-distance research cruise provide new insights into carbon cycling in the eastern Pacific and Southern Oceans.

Saildrone uncrewed sailing vehicle
Posted inResearch Spotlights

Remote-Controlled Ocean Drones Observe Atmospheric Cold Pools

by Jack Lee 6 July 20216 April 2023

Novel uncrewed sailing vehicles measured properties of atmospheric cold pools in hard-to-reach regions of the central and eastern tropical Pacific Ocean.

The Puysegur Trench
Posted inResearch Spotlights

Subduction Initiation May Depend on a Tectonic Plate’s History

by David Shultz 21 June 202118 January 2022

New seismic imaging study of the Puysegur Trench aims to solve one of the last major questions in plate tectonics.

Lava that erupted from the Juan de Fuca Ridge formed these pillow and sheet flow basaltic rocks on the seafloor off the coast of Oregon.
Posted inResearch Spotlights

Magma Pockets Lie Stacked Beneath Juan de Fuca Ridge

Sarah Stanley, Science Writer by Sarah Stanley 14 June 202127 October 2021

Analysis of new imaging data suggests that vertically stacked magma chambers are short-lived and contribute to eruptions.

Two maps of the tropical Pacific Ocean showing difference in precipitation between a control model and observations (top panel) and a model with elevated Central American orography (bottom panel).
Posted inEditors' Highlights

Raising Central American Orography Improves Climate Simulation

by Sarah Kang 9 June 20218 March 2022

Elevation of Central American orography significantly reduces the pervasive tropical rainfall bias by blocking the easterlies and consequently warming the northeastern tropical Pacific.

Pacific Ocean off the coast of Nuquí, Chocó, Colombia
Posted inNews

Climate Clues from One of the Rainiest Places on Earth

by Andrew J. Wight 7 June 20218 March 2022

One of the world’s rainiest places lies off Colombia’s Pacific coast. New field research sheds light on the Chocó low-level jet, a phenomenon responsible for the region’s precipitation.

Sediment cores retrieved from the Atacama Trench (top left) and sliced on board (top right)
Posted inResearch Spotlights

A Deep Dive into Organic Carbon Distribution in Hadal Trenches

Kate Wheeling, freelance science writer by Kate Wheeling 28 May 20219 November 2022

Researchers use sediment cores to study the amount and origin of sediment organic carbon in one of the least studied regions of the planet: hadal trenches.

A yellow DART buoy being lowered overboard
Posted inNews

Ocean Sensors Record Rare Triple Tsunami near New Zealand

Katherine Kornei, Science Writer by Katherine Kornei 29 April 202116 March 2022

A new suite of DART buoys in the South Pacific Ocean spotted waves set in motion by three tsunamigenic earthquakes that occurred within hours of one another.

Loggerhead sea turtle swimming
Posted inNews

What Happens When Six Sea Turtles Go Rogue

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 26 April 202121 December 2023

In a study of more than 200 sea turtles, researchers were surprised by six turtles that went their own way.

Map of magnetic anomaly field intensity in the study area in the Pacific Ocean
Posted inEditors' Highlights

Probing the Age of the Oldest Ocean Crust in the Pacific

by Mark J. Dekkers 5 April 202127 January 2023

A new study extends the calibration of the Mesozoic Sequence down to the Mid Jurassic with multiscale marine magnetic anomaly data, demonstrating extraordinarily high reversal frequency.

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