State of the Planet

News from the Columbia Climate School

Retrieving a sediment core

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Once the tube is driven into the sediment, special equipment is used to raise the core through 70 meters of water. (Photo courtesy of William D'Andrea)

Once the tube is driven into the sediment, special equipment is used to raise the core through 70 meters of water. (Photo courtesy of William D’Andrea)

No comments on Retrieving a sediment core

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