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paleoclimatology & paleoceanography

Ice core from Mount Hunter in Alaska provides a record of climate and environmental history
Posted inScience Updates

Developments in Ice Core Research on Past Climate Change

by B. S. Lecavalier and B. R. Markle 4 October 201614 March 2023

IPICS 2016 Open Science Conference; Hobart, Australia, 7–11 March 2016

Climate variability governs the position of the southern edge of the Greenland ice sheet near Kangerlussuaq.
Posted inScience Updates

Comprehensive Earth System Models of the Last Glacial Cycle

by M. Latif, M. Claussen, M. Schulz and T. Brücher 23 September 2016

Much of modern climate science fails to consider millennium-scale processes, many of which may prove to be important for predicting the climate trajectory in the shorter term.

Aerial view of Orakei basin, near Auckland, New Zealand, where a research team took core samples near the center of a maar, an ancient volcanic explosion crater.
Posted inScience Updates

Probing the History of New Zealand's Orakei Maar

by P. C. Augustinus 20 September 201623 September 2022

A team of scientists drilled into the bed within a northern New Zealand explosion crater lake to gain insights into volcanic hazards and past climates.

white-moon-cave-santa-cruz-california
Posted inNews

Subterranean Caverns Hold Clues to Past Droughts

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 31 August 20167 March 2023

Cave formations offer highly resolved paleoclimate data that scientists plan to use to reconstruct California's ancient patterns of drought.

A view from the shores of Palau; near here, the East Asian Sea vanished 10 million years ago
Posted inResearch Spotlights

An Ancient Sea Once Separated the Pacific and Indian Oceans

Sarah Stanley, Science Writer by Sarah Stanley 3 August 201623 January 2023

Seafloor under the hypothesized East Asian Sea vanished 10 million years ago as surrounding plates swallowed it up, according to new reconstructions of plate tectonics in the Philippine Sea region.

Artist’s reconstruction of fossil plankton from the Eocene.
Posted inScience Updates

Characterizing Superwarm Periods in Earth's History

by D. J. Lunt 2 August 201623 February 2023

DeepMIP Kickoff Meeting; Boulder, Colorado, 14–15 January 2016

Magnetic mineral stripes in beach sand.
Posted inNews

Bacteria Preserve Record of Earth's Magnetic Fields

by E. Deatrick 1 August 201621 July 2022

Tiny yet stable magnetized particles created by microbes long ago could help scientists better determine the strength and orientation of ancient magnetic fields.

The ancient megafloods that carved canyons on Earth and Mars may have been smaller—but lasted longer—than previously thought.
Posted inResearch Spotlights

Reconstructing Catastrophic Floods on Earth and Mars

Sarah Stanley, Science Writer by Sarah Stanley 26 July 201623 February 2023

A new theoretical model suggests that ancient floods that carved canyons on Earth and Mars may have been much smaller but lasted longer than previously thought.

Mollusk shells reveal ocean warming episodes.
Posted inNews

Climate Warming May Have Helped Kill the Dinosaurs

Amy Coombs by A. Coombs 14 July 20162 March 2023

New evidence indicates ancient warming spells that coincided with prodigious volcanism and a powerful meteorite impact, both seen as possible causes of mass extinctions about 66 million years ago.

Posted inResearch Spotlights

Adapting Weather Forecasting Techniques to Paleoclimate Studies

by Terri Cook 17 June 201614 June 2022

First results of the Last Millennium Climate Reanalysis Project demonstrate the potential of the method to improve historical climate estimates by linking proxy data with climate models.

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