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river system
Ancient River System Found Under Greenland’s Ice Sheet (Video)
An ancient network of channels which may have taken up to 2.3 million years to form has been found under the Jakobshavn Glacier in Greenland.
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Ancient River System Found Under Greenland’s Ice Sheet (Video)
An ancient network of channels which may have taken up to 2.3 million years to form has been found under the Jakobshavn Glacier in Greenland.
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