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Associated Press
Laurie Ahrens, a researcher for Rensselaer Polytechnic Institute's Darrin Fresh Water Institute, lowers a submarine light meter into Lake George to test for water clarity on Wednesday, June 26, 2013, in Bolton Landing, N.Y. An unprecedented project to turn New York’s Lake George into the “smartest lake in the world” is being launched to monitor the lake from its sun-dappled shores to its dark depths in hopes of keeping the Adirondack attraction pristine. (AP Photo/Mike Groll)

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