Antarctica’s iceberg graveyard could reveal the ice sheet’s future

Deposited sediment from melting bergs is a window into the continent’s past

iceberg

LONG HAUL  As icebergs float away from Antarctica and melt, they drop trapped sediment in the Scotia Sea. Researchers will drill into the seafloor to retrieve cores of that sediment, searching for clues to the continent’s climatic past. 

David Stanley/Flickr (CC BY 2.0)

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