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Paleoceanography and Paleoclimatology

Visit the journal.

Researchers examine cave stalagmites to understand how ice rafting events influence monsoon hydroclimate.
Posted inResearch Spotlights

How Ice Rafting Events Affect Asian Monsoon Hydroclimate

Sarah Stanley, Science Writer by Sarah Stanley 9 April 201816 March 2023

Cave stalagmites provide isotopic evidence that Bond events and Heinrich events have more variable effects on Asian monsoon hydroclimate during the last glacial period than during the Holocene.

Researchers trace medieval temperature trends across Africa and Arabia
Posted inResearch Spotlights

Medieval Temperature Trends in Africa and Arabia

by Terri Cook 9 February 201821 February 2023

A synthesis of paleotemperature reconstructions from published case studies suggests warm onshore temperatures persisted across most of Afro-Arabia between 1000 and 1200 CE.

Posted inEditors' Highlights

Plotting the Pliocene Polar Front

by E. Thomas 29 January 201824 January 2024

Understanding changing conditions in the south polar oceans during the warm late Pliocene period may help predict the impact of contemporary warming.

Posted inEditors' Highlights

“North Pacific Nutrient Leakage” During Glacials

by Helen Bostock 1 December 20174 May 2022

Carbon isotope data suggest an alternative source of nutrients to the Eastern Equatorial Pacific during glacial periods.

Researchers use radiometric dating to distinguish the timing of one of Earth’s most pivotal timescale boundaries.
Posted inResearch Spotlights

Resolving a Mystery of the Ages

by Terri Cook 29 November 20174 May 2022

High-precision radiometric dates shed new light on the puzzling 600,000-year disparity in the timing of one of Earth’s most pivotal timescale boundaries.

Dissolved silicon in ocean sediment reveal the hidden past of Pacific currents
Posted inResearch Spotlights

Microfossils Illuminate Ancient Ocean Currents

Elizabeth Thompson by Elizabeth Thompson 23 October 20174 May 2022

Researchers use dissolved silicon concentrations to map out how currents may have changed millennia ago in the Pacific.

Researchers unravel how a warming climate impacts El Niño behavior
Posted inResearch Spotlights

Improving Our Understanding of El Niño in a Warm Climate

by Jenny Lunn 17 August 201726 January 2023

A new study seeks to bring together the strongest features of proxy data and climate models to reduce uncertainties in reconstructions of past El Niño behavior.

Researchers analyze seafloor sediment cores to understand past behavior of the Black Current
Posted inResearch Spotlights

Sediment Cores Reveal Ocean Current’s Past Life

by S. Witman 28 July 20179 May 2023

East Asia’s Black Current may have rerouted in the past 10,000 years or so.

Posted inEditors' Vox

A Sea Change in Paleoceanography

by E. Thomas 22 May 20174 May 2022

The Editor-in-Chief of Paleoceanography explains that the journal is changing its name to Paleoceanography and Paleoclimatology to reflect the evolution of science in this field.

Photomicrogram of sediment coarse fraction from Heinrich Event 1, including forams and grains transported by icebergs.
Posted inResearch Spotlights

Iceberg Surge During Last Deglaciation May Have Had Two Pulses

Sarah Stanley, Science Writer by Sarah Stanley 27 April 20174 May 2022

Seafloor sediment cores provide new clues that could help clarify the influence of ice sheet collapse on a period of ocean cooling marked by slowed deepwater circulation.

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Features from AGU Publications

Research Spotlights

On the Origins of Subantarctic Mode Waters

2 June 20252 June 2025
Editors' Highlights

Seasonal Iron Cycle and Production in the Subantarctic Southern Ocean

29 May 202529 May 2025
Editors' Vox

Keeping Soil Healthy: Why It Matters and How Science Can Help

29 May 202529 May 2025
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