Defining the ‘negative emission’ capacity of global agriculture deployed for enhanced rock weathering

David John Beerling1, Lyla Taylor2, Steve A. Banwart3, Euripides P. Kantzas2, Mark Lomas4, Christoph Müller5, Andy Ridgwell6 and Shaun Quegan7, (1)University of Sheffield, Leverhulme Centre for Climate Change Mitigation; School of Biosciences, Sheffield, S10, United Kingdom, (2)Leverhulme Centre for Climate Change Mitigation, School of Biosciences, Sheffield, United Kingdom, (3)University of Florida, Gainesville, FL, United States, (4)Leverhulme Centre for Climate Change Mitigation, Leverhulme Centre for Climate Change Mitigation, Sheffield, United Kingdom, (5)University of East Anglia, Climatic Research Unit, Norwich, United Kingdom, (6)University of California, Department of Earth Sciences, Riverside, CA, United States, (7)University of Sheffield, Sheffield, United Kingdom