[A-AS08] Atmospheric Chemistry

[AAS08-P04] Variations in atmospheric CH₄ concentration since the Industrial Revolution from the SE-Dome II ice core, southeastern Greenland

*Mai Suzuki¹, Ikumi Oyabu^2,1, Kenji Kawamura^2,1, Satoshi Sugawara³, Taku Umezawa⁴, Yoshinori Iizuka⁵ (1. The Graduate University for Advanced Studies, 2. National Institute of Polar Research, Research Organization of Information, 3. Miyagi University of Education, 4. Graduate School of Science, Tohoku University, 5. Institute of Low Temperature Science, Hokkaido University)

Keywords:ice core, methane, firn, Greenland