New constraints on regional methane emissions in the US Upper Midwest based on GEM aircraft measurements and the GEOS-Chem model

Xueying Yu1, Dylan B Millet1, Kelley C Wells1, Timothy J Griffis1, Daven K Henze2, Hansen Cao2, Stephen Conley3, Mackenzie Smith3, Alexander Gvakharia4, Eric A Kort4, Genevieve Plant4 and Alan Czarnetzki5, (1)University of Minnesota Twin Cities, Department of Soil, Water, and Climate, St Paul, MN, United States, (2)University of Colorado Boulder, Boulder, CO, United States, (3)Scientific Aviation Inc., Boulder, CO, United States, (4)University of Michigan Ann Arbor, Climate and Space Sciences and Engineering, Ann Arbor, MI, United States, (5)University of Northern Iowa, Cedar Falls, IA, United States