Synoptic Tracer 129I Sections Across the Arctic Ocean from the 2015 German, US and Canadian GEOTRACES Expeditions

John Smith1, Nuria Casacuberta2, Marcus Christl3, Christof Vockenhuber2, R Jack Cornett4, Timothy C Kenna5 and Thomas P Guilderson6, (1)Bedford Institute of Oceanography, NS, Canada, (2)ETH Swiss Federal Institute of Technology Zurich, Laboratory of Ion Beam Physics, Zurich, Switzerland, (3)ETH-Zurich, Laboratory of Ion Beam Physics, Switzerland, (4)University of Ottawa, Department of Earth and Environmental Sciences, Ottawa, ON, Canada, (5)Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY, United States, (6)University of California at Santa Clara, Santa Clara, CA, United States