Carbon trading in a low CO2 world: understanding carbon isotopic fractionation in coccolithophores over glacial-interglacial cycles


Clara T Bolton1, Masanobu Yamamoto2, Osamu Seki3, Heather M Stoll4, Samuel R. Phelps5, Pratigya J Polissar6, Luc Beaufort1, Laurence Vidal7, Corinne Sonzogni1 and Emmeline Gray8, (1)Aix Marseille Univ, CNRS, IRD, INRA, Coll France, CEREGE, Aix-En-Provence, France, (2)Hokkaido University, Faculty of Environmental Earth Science, Sapporo, Japan, (3)Hokkaido University, Institute of Low Temperature Science, Sapporo, Japan, (4)ETH Swiss Federal Institute of Technology Zurich, Department of Earth and Planetary Sciences, Zurich, Switzerland, (5)Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY, United States, (6)Lamont-Doherty Earth Observatory, Palisades, United States, (7)Aix Marseille Univ, CNRS, IRD, INRA, Coll France, CEREGE, Aix en Provence, France, (8)Aix Marseille Univ, CNRS, IRD, INRA, Coll France, CEREGE, Aix-en-Provence, France