Inferring global and regional methane sources and sinks using isotopic observations and atmospheric chemical transport models

Matthew L Rigby1, Angelina Wenger1, Simon O'Doherty1, Mark F Lunt2, Anita Ganesan2, Alistair Manning3 and Ronald G Prinn4, (1)University of Bristol, School of Chemistry, Bristol, United Kingdom, (2)University of Bristol, Bristol, United Kingdom, (3)UK Meteorological Office, Climate Research, Exeter, United Kingdom, (4)Massachusetts Institute of Technology, Center for Global Change Science, Cambridge, United States