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Topics: Climate issues

The RV Polarstern in front of a huge iceberg in Pine Island Bay (Credit: J Klages, AWI)

The dawn of the Antarctic ice sheets: new study reveals it took millions of years for ice to cover Antarctica

Major differences in the way that Antarctica’s ice sheets formed millions of years ago could be the reason why ice is melting faster today than predicted, especially in West Antarctica, an international research team has discovered. The surprising findings, detailed in unique geological sediment samples from drill cores, provide insights into when and where today’s Antarctic ice sheets formed.

Ice on the Antarctic peninsula flowing along a channel into an ice shelf in the ocean. Hilmar Gudmundsson

EXPERT COMMENT: Antarctic study proves glacier has undergone irreversible retreat – highlighting potential for widespread ice loss

In an article written for The Conversation*, both from Northumbria University, Hilmar Gudmundsson, Professor of Glaciology and Dr Brad Reed, Research Fellow in the Department of Geography and Environmental Sciences, alongside Mattias Green, Professor in Physical Oceanography at Bangor University discuss developments in the activity of the Pine Island glacier in the west Antarctic ice sheet.

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United Kingdom