Ice tongue

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Erebus Ice Tongue, coming off the Erebus glacier from Mt. Erebus, Ross Island, Antarctica. The ice tongue is protruding into McMurdo Sound (frozen in this image).
Erebus Ice Tongue, coming off the Erebus glacier from Mt. Erebus, Ross Island, Antarctica. The ice tongue is protruding into McMurdo Sound (frozen in this image).

An ice tongue is a long and narrow sheet of ice projecting out from the coastline. An ice tongue forms when a valley glacier moves very rapidly out into the ocean or a lake.

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