Monday, August 3, 2026
Science

Ancient dust points to retreat of West Antarctic Ice Sheet during last warm period

Antarctica's Ross Ice Shelf and the West Antarctic Ice Sheet may have been far smaller during one of Earth's most recent warm periods, according to a new study that traced the origin of ancient dust preserved in Antarctic ice. Previous modeling studies suggest that the melting of the West Antarctic...

Ancient dust points to retreat of West Antarctic Ice Sheet during last warm period
Image: Phys.org
Antarctica's Ross Ice Shelf and the West Antarctic Ice Sheet may have been far smaller during one of Earth's most recent warm periods, according to a new study that traced the origin of ancient dust preserved in Antarctic ice. Previous modeling studies suggest that the melting of the West Antarctic Ice Sheet could raise global sea levels by between three and five meters.

Originally published at Phys.org

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