Freeze Out (VIDEO)

Columbia Climate School

Caption

Size of the West Antarctic Ice Sheet over the last 35,000 years, according to the team's model. The thick black line indicates the simulated grounding line. The green line marks the ice sheet's largest extent around 20,000 years ago, during the last Ice Age. The red line indicates its smallest size, around 10,000 years ago. Finally, orange indicates today's grounding line. Dark grey areas represent floating ice shelves.

Credit

Albrecht, PIK 2018

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