Contact: Kevin Krajick
kkrajick@ei.columbia.edu
212-854-9729
The Earth Institute at Columbia University

Side View of Proposed Hydrothermal Circulation

Caption: Cold water is believed to descend through chimney-like structure (left) and circulate through rocks under the ridge. It emerges, superheated, further down, fueling "black smoker" vents.

Credit: Courtesy Lamont-Doherty Earth Observatory

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