Southern Ocean abyssal oxygenation linked to the air-sea partitioning of carbon throughout the last glacial cycle

Sam Jaccard, University of Bern, Institute of Geological Sciences and Oeschger Centre for Climate Change Research, Bern, Switzerland, Eric D Galbraith, McGill University, Montreal, QC, Canada, Alfredo Martinez-Garcia, Max-Planck Institute for Chemistry, Climate Geochemistry Department, Mainz, Germany and Robert F Anderson, Columbia University of New York, Palisades, NY, United States