Biogeosciences

Redox-controlled restructuring of marine microbial ecosystems during oceanic anoxic events

Tenga Yokoyama, Eiichi Tajika, Yasuto Watanabe, Kazumi Ozaki

An evaluation on contribution of organo–metal complexes to enhanced soil CO2 release during drying–rewetting cycles using buried humic horizon soils

Yuri Suzuki, Syuntaro Hiradate, Jun Koarashi, Mariko Atarashi-Andoh, Kazuki Suzuki, Masataka Nakayama, Yukiko Abe, Kouki Hikosaka, Hirofumi Kajino, Hiroyuki Sase, Rieko Urakawa, Hirohiko Nagano

Cryptic microbialite development inside a middle Holocene coralgal reef, Okinawa Jima, the Ryukyu Islands

Kazuhiko Fujita, Sho Koyano, Masaaki Chinen, Fumito Shiraishi, Chuki Hongo, Marc Humblet, Ryuji Asami, Yasufumi Iryu, Yosuke Miyairi, Yusuke Yokoyama, Hironobu Kan

Orbital forcing in Lower Jurassic rhythmically bedded basinal carbonates: implications for depositional environment, benthic life, and stratigraphy

Renata Jach, Krzysztof Ninard, Alfred Uchman, Rafał Sikora, Ján Schlögl

Preface for article collection “Earth, Isotopes and Organics”

Yoshinori Takano, Yoshito Chikaraishi, Thomas M. Blattmann

Comparisons of strontium isotope ratios in the water and otoliths suggest narrow habitat ranges of freshwater three-spined sticklebacks in Otsuchi, Japan

Konomi Uji, Takanori Nakano, Ki-Cheol Shin, Seiichi Mori, Manabu Kume, Shotaro Nishida, Ichiro Tayasu

Discrepancies between feeding ecology and trophic position based on nitrogen isotopic composition in endosymbiont-bearing benthic foraminifers

Ayumi Maeda, Yuichi I. Naito, Masashi Tsuchiya, Yoshito Chikaraishi, Kazuhiko Fujita, Naohiko Ohkouchi, Hodaka Kawahata

Tracing terrestrial nitrogen contributions to the salt marsh food web of the Obitsu River estuary in Tokyo Bay using compound-specific δ¹⁵N analysis of amino acids

Satoshi Furota, Naoto F. Ishikawa, Nanako O. Ogawa, Toshio Furota, Naohiko Ohkouchi

Reassessing the origin of organic compounds in Mariana forearc serpentinite mud volcanoes: insights from isotopologue and molecular signatures

Koudai Taguchi, Shinsuke Kawagucci, Alexis Gilbert, Yuichiro Ueno, Yohei Matsui, Yoshinori Takano, Eiji Tasumi, Masayuki Miyazaki, Akiko Makabe, Junichi Miyazaki, Hikaru Sawada, Naoto Takahata, Ken Takai

Ocean acidification and changes in biological production in the western subarctic region of the North Pacific over the quarter century, 1999–2023

Masahide Wakita, Akira Nagano, Hiroshi Uchida, Yoshiyuki Nakano, Katsunori Kimoto, Masahito Shigemitsu, Kana Nagashima, Fumikazu Taketani, Tetsuichi Fujiki, Maki Noguchi-Aita, Kosei Sasaoka, Tsuneo Ono, Toshihiko Takemura