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Alvin by the Bay

Rick Chandler (left), submersible engineer and operations group administrator, shows a mock-up of the renovated Alvin personnel sphere to a visitor at the National Deep Submergence Facility (NDSF) booth at the Fall meeting of the American Geophysical Union meeting in San Francisco in December. Alvin is about to undergo an extensive upgrade and is scheduled to return to duty in 2012.(Photo by Erin Koenig, Woods Hole Oceanographic Institution)