Assessment of shallow methane (CH4) gas using stable carbon and hydrogen isotopes in the sediments of the Gunsan Basin, eastern-central Yellow Sea, off the southwest of Korea

Mr. Jun-Ho Lee, Ph.D.1, Kap-Sik Jeong2, Han Jun Woo2, Jeongwon Kang2 and Urumu Tsunogai3, (1)Korea Institute of Ocean Science & Technology, Korea-Peru Joint Research Center on Ocean Science & Technology for Latin America (KOPELAR), Lima, Peru, Peru, (2)Korea Institute of Ocean Science & Technology, Korean Seas Geosystem Research Center, Seoul, Korea, Republic of (South), (3)Nagoya University, Nagoya, Japan