Rapid Swings between Greenhouse and Icehouse Climate States near the Oligocene – Miocene Boundary

Yige Zhang1, Andrew Fraass2, Jiaping Ruan3, Xiaobo Jin4, Simon D'haenens5, Edward Gasson6, Rob DeConto7, Ann Pearson8, R Mark Mark Leckie9, Chuanlian Liu4, Diederik Liebrand10, Pincelli M Hull11 and Mark Pagani5, (1)Texas A&M University, Department of Oceanography, College Station, United States, (2)University of Bristol, School of Earth Sciences, Bristol, United Kingdom, (3)Harvard University, Department of Earth and Planetary Sciences, Cambridge, MA, United States, (4)Tongji University, State Key Laboratory of Marine Geology, Shanghai, China, (5)Yale University, Department of Geology and Geophysics, New Haven, CT, United States, (6)University of Bristol, School of Geographical Sciences, Bristol, United Kingdom, (7)University of Massachusetts Amherst, Department of Earth, Geographic and Climate Sciences, Amherst, MA, United States, (8)Harvard University, Earth and Planetary Sciences, Cambridge, MA, United States, (9)University of Massachusetts Amherst, Department of Earth, Geographic, and Climate Sciences, Amherst, MA, United States, (10)University of Southampton, National Oceanographic Centre, Southampton, United Kingdom, (11)Yale University, Department of Earth & Planetary Sciences, New Haven, CT, United States