Arctic doorstops: Why ice shelves are essential for reducing rising sea levels

Man walking across ice.

Summer temperatures in Antarctica get warm enough to melt snow and ice on the surface of its great ice sheets. Image: Unsplash/ Joshua Earle

Jennifer Arthur
PhD student, Cryospheric Remote Sensing, Durham University
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Mapped image of surface melt water lakes.
Surface meltwater lakes are visible in satellite images on ice shelves around East Antarctica. Image: Jennifer Arthur.

Sørsdal glacier in East Antarctica.
A meltwater lake formed on Sørsdal glacier in East Antarctica. Image: Sue Cook, UTAS.

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