First Constraints on Disentangling Net Carbon Cycle Feedbacks from Initial Carbon Forcings Across the PETM

Daniel Doherty1, Sarah E. Greene2, Stephen M Jones1, Tom Dunkley Jones1 and Andy Ridgwell3, (1)University of Birmingham, School of Geography, Earth and Environmental Sciences, Birmingham, United Kingdom, (2)University of Birmingham, School of Geography, Earth and Environmental Sciences, Birmingham, B15, United Kingdom, (3)University of Bristol, School of Earth Sciences, Bristol, United Kingdom