Deep-biosphere methane production stimulated by geofluids in the Nankai accretionary complex

• DOI: 10.1126/sciadv.aao4631
• Publication Date: 2018-06-15T14:19:17Z
• Authors: Akira Ijiri; Fumio Inagaki; Yusuke Kubo; Rishi R. Adhikari; Shohei Hattori; Tatsuhiko Hoshino; Hiroyuki Imachi; Shinsuke Kawagucci; Yuki Morono; Yoko Ohtomo; Shuhei Ono; Sanae Sakai; Ken Takai; Tomohiro Toki; David T. Wang; Marcos Y. Yoshinaga; Gail L. Arnold; Juichiro Ashi; David H. Case; Tomas Feseker; Kai-Uwe Hinrichs; Yojiro Ikegawa; Minoru Ikehara; Jens Kallmeyer; Hidenori Kumagai; Mark A. Lever; Sumito Morita; Ko-ichi Nakamura; Yuki Nakamura; Manabu Nishizawa; Victoria J. Orphan; Hans Røy; Frauke Schmidt; Atsushi Tani; Wataru Tanikawa; Takeshi Terada; Hitoshi Tomaru; Takeshi Tsuji; Urumu Tsunogai; Yasuhiko T. Yamag...; Naohiro Yoshida
• Keywords: 0301 basic medicine; ddc:500; 550; MARINE SUBSURFACE SEDIMENTS; CARBON ISOTOPIC COMPOSITION; SUBMARINE MUD VOLCANO; MICROBIAL LIPIDS; MULTIPLY-SUBSTITUTED ISOTOPOLOGUES; 15. Life on land; CASCADIA MARGIN; 01 natural sciences; 03 medical and health sciences; INTACT POLAR LIPIDS; 13. Climate action; SUBSEAFLOOR SEDIMENTS; 14. Life underwater; Mathematisch-Naturwissenschaftliche Fakultät; FORE-ARC BASIN; ORGANIC-ACIDS; Research Articles; 0105 earth and related environmental sciences

Scientific drilling at a submarine mud volcano shows that geofluid migration stimulates methanogenesis in the deep biosphere.