PALAEOCLIMATE

Ancient ice-sheet collapse

A revised age reconstruction suggests marine-based regions of the Eurasian Ice Sheet melted rapidly, contributing to a major sea-level rise some 14,600 years ago. Such a rapid collapse of massive ice hints at the vulnerability of Earth’s remaining ice sheets.

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Fig. 1: Larsen C iceberg broken free from Antarctica, September 2017.

Science History Images / Alamy Stock Photo

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Correspondence to Joseph D. Ortiz.

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Ortiz, J.D. Ancient ice-sheet collapse. Nat. Geosci. 13, 328–329 (2020). https://doi.org/10.1038/s41561-020-0572-7

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