Ocean driven retreat of the Northeast Greenland Ice Stream following the Last Glacial Maximum

S Louise Callard, Colm Ó Cofaigh, Jeremy M Lloyd, James A Smith, Catalina, A Gebhardt, Torsten Kanzow, David H Roberts · 2025

Read Ocean driven retreat of the Northeast Greenland Ice Stream following the Last Glacial Maximum by S Louise Callard, Colm Ó Cofaigh, Jeremy M Lloyd, James A Smith, Catalina, A Gebhardt, Torsten Kanzow, David H Roberts (2025) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-12689639.txt.

Description

Greenland's largest ice stream drains enough ice to raise seas by over a meter, and it is retreating faster as oceans warm. Louise Callard and co-authors traced its retreat after the last ice age in this 2025 study. The stream pulled back from the shelf edge early, sooner than earlier work reported. Warm Atlantic water returning along the coast drove the first stage.

A seabed that deepens inland amplified the retreat once it began. Ridges of sediment mark pauses where the ice edge held quasi-stable, fronted by a floating shelf. The retreat window spans thousands of years of the deglaciation. Past behavior under warm water warns what today's warming may restart. Sea-level forecasts lean on such records.

Catalog record

CREATORS Louise Callard, Colm Ó Cofaigh, Jeremy M Lloyd, James A Smith, Catalina, A Gebhardt, Torsten Kanzow, David H Roberts
YEAR2025
COLLECTIONPAPERS
FORMATTXT
FILE SIZE50 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC12689639

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