Christine Y. Chen^1,2, Arielle Woods³, David McGee¹, Robert G Hatfield⁴, Liseth Perez⁵, Sophie B Lehmann³, R. Lawrence Edwards⁶, Blas Lorenzo Valero-Garces⁷, Joseph Stephen Stoner⁴, Antje Schwalb⁵, Irit Tal¹, Mark B Abbott³ and Donald T Rodbell⁸, (1)Massachusetts Institute of Technology, Earth, Atmospheric and Planetary Sciences, Cambridge, MA, United States, (2)Woods Hole Oceanographic Institution, Woods Hole, MA, United States, (3)University of Pittsburgh, Department of Geology and Environmental Science, Pittsburgh, PA, United States, (4)Oregon State University, College of Earth, Ocean and Atmospheric Sciences, Corvallis, OR, United States, (5)Technical University of Braunschweig, Braunschweig, Germany, (6)University of Minnesota Twin Cities, Dept. of Earth Sciences, Minneapolis, MN, United States, (7)IPE-CSIC, Zaragoza, Spain, (8)Union College, Schenectady, NY, United States