State of the Planet

News from the Columbia Climate School

Sediment coring in Greeland

Researchers standing on the frozen lake inspect the coring tube that will be lowered to the lake floor and driven into the sediment below. (Photo courtesy of William D'Andrea)

Researchers standing on the frozen lake inspect the coring tube that will be lowered to the lake floor and driven into the sediment below. (Photo courtesy of William D’Andrea)


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