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Pacific Ocean

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.

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

The Ecological Costs of Removing California’s Offshore Oil Rigs

Katherine Kornei, Science Writer by Katherine Kornei 5 March 202025 March 2024

Offshore oil- and gas-drilling platforms are rich habitats for fish, and removing them completely would result in a loss of over 95% of fish biomass, new research has revealed.

YoriMawari-nami wave in 2013
Posted inNews

Submarine Canyons Breed Megawaves in Japan

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 21 February 202025 March 2024

The canyons act like a prism, focusing waves into mammoths of destruction.

Crashing ocean waves create sea spray
Posted inResearch Spotlights

Oceans Vented Carbon Dioxide During the Last Deglaciation

Kate Wheeling, freelance science writer by Kate Wheeling 1 November 20193 July 2023

A new boron isotope record from South Pacific marine sediments offers a more complete picture of ocean-atmosphere carbon dioxide exchange during the late Pleistocene.

Underwater photo of bleached staghorn coral
Posted inNews

A Key to Coral Bleaching Events? Location, Location, Location

Hannah Thomasy, Science Writer by Hannah Thomasy 29 October 201927 March 2023

New research indicates that longitude, as well as warming waters, may be a key predictor of coral bleaching events.

Four petri dishes filled with gravel
Posted inNews

Gravel Gives Clues to the Strength of Paleotsunamis

Sarah Derouin, Science Writer by Sarah Derouin 9 October 20193 November 2021

The roundness of sediment deposits may shed light on how big tsunamis were in the past and how to evaluate hazards in the future.

Satellite image of a pumice raft floating in the ocean
Posted inNews

Volcanic Eruption Creates Temporary Islands of Pumice

Katherine Kornei, Science Writer by Katherine Kornei 6 September 201918 January 2022

Rafts of pumice, spewed from an undersea volcano, recently appeared in the South Pacific. These transient, movable islands are important toeholds for marine life like barnacles, coral, and macroalgae.

Long-distance swimmer Ben Lecomte
Posted inNews

Great Pacific Garbage Patch Swim Nears Conclusion

by Randy Showstack 30 August 20193 November 2021

Long-distance swimmer Ben Lecomte seeks to raise awareness about plastic pollution in the ocean.

Diagram of oxygen concentrations at 350 meters depth that shows the oxygen deficient zone, or shadow zone, in the eastern tropical North Pacific Ocean
Posted inResearch Spotlights

How the Ocean’s “Shadow Zone” Breathes

by E. Underwood 28 August 201922 December 2021

A new study uses Argo floats and an ocean circulation model to track the sources supplying pulses of oxygen to the deep North Pacific.

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