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Abstract: Microbial driver of 2006 – 2023 CH<sub>4</sub> growth indicated by trends in atmospheric δD-CH<sub>4</sub> and δ<sup>13</sup>C-CH<sub>4</sub> (AGU25)

Microbial driver of 2006 – 2023 CH4 growth indicated by trends in atmospheric δD-CH4 and δ13C-CH4

Ben RiddellYoung1, Sylvia Michel2, Xin Lan3, Pieter P Tans4,5, Thomas Röckmann6, Bibhasvata Dasgupta7, Youmi Oh8, Lori Bruhwiler3, Ryo Fujita9, Taku Umezawa10, Shinji Morimoto11 and John B Miller3, (1)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (2)University of Colorado Boulder, Institute for Arctic and Alpine Research, Boulder, United States, (3)NOAA, Global Monitoring Laboratory, Boulder, United States, (4)University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, United States, (5)Institute of Arctic and Alpine Research, Boulder, United States, (6)Utrecht University, Institute for Marine and Atmospheric Research, Utrecht, Netherlands, (7)Utrecht University, Institute for Marine and Atmospheric research Utrecht, Utrecht, Netherlands, (8)NOAA Global Monitoring Laboratory, Boulder, United States, (9)Meteorological Research Institute, Tsukuba, Japan, (10)NIES National Institute of Environmental Studies, CGER, Ibaraki, Japan, (11)Tohoku University, Sendai, Japan
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