Research articles

Influence of minerals on aldose formation during hydrothermal processes in meteorite parent bodies

Taiyu Fujii, Shunpei Abe, Naoki Hirakawa, Kensei Kobayashi, Yoko Kebukawa

Changes in ambient ozone concentrations from urban to remote areas in Japan during the COVID-19 pandemic period in April and May, 2020

Syuichi Itahashi, Hikari Shimadera, Hitoshi Irie, Kyo Kitayama & Satoru Chatani

Assessment of the impacts of anthropogenic ozone precursors on domestic and transboundary ozone concentrations using a high-resolution global chemistry model

Daisuke Goto, Hisashi Yashiro, Yousuke Yamashita, Masayuki Takigawa, Kengo Sudo, Junya Uchida, Keiya Yumimoto, Toshihiko Takemura

Light pollution trends for International Dark Sky Places using VIIRS nighttime light composite data

Nazım aksaker, Murat Bayazıt, Zühal Kurt, Sinan Kaan Yerli, Mehmet Akif Erdoğan

Dynamics of sulfate and nitrate in a temperate stream network: combining multi-isotope analysis and generalized linear mixed-effects models for precautionary conservation

Lei Fujiyoshi, Ichiro Tayasu, Shiho Yabusaki, Takashi F. Haraguchi, Chikage Yoshimizu, Ken’ichi Ohkushi, Fumiko Furukawa, Masayuki Itoh, Tadashi Yokoyama, Hiromune Mitsuhashi

Importance of pumiceous sediment in influencing chemistry of hydrothermal fluids in Okinawa Trough: insights from boron isotopic ratios

Tomohiro Toki, Naoya Ebina, Yuki Mitsutome, Ke-Han Song, Ryuichi Shinjo, Jun-ichiro Ishibashi, Shinsuke Kawagucci

Enhancing nitrogen status evaluation using qualitative indicators: a case study in Matsushima Bay, Japan

Mengqi Jiang, Tetsuroh Ishikawa, Keisuke Takatsudo, Ken’ichi Osaka, Nay Lin Maung, Hirotsugu Arai, Akiko Makabe, Naoko Tokuchi, Kentaro Hayashi, Keisuke Koba

Estimation of methane emissions from inundated areas in northern Eurasia using a process-based model and remotely sensed inundation dynamics data

Akihiko Ito, Hirokli Mizuochi, Tetsuya Hiyama

Latitudinal gradient of brown carbon aerosols from the western north Pacific to the Arctic

Chunmao Zhu, Fumikazu Taketani, Takuma Miyakawa, Masayuki Takigawa, Yugo Kanaya

Nitrogen and carbon flows in a microbial mat involving anaerobic oxidation of methane in northwestern Black Sea: Perspectives from nitrogen and carbon isotopic composition of coenzyme F430 and its biosynthetic pathway

Masanori Kaneko; Yoshinori Takano; Yuta Isaji; Nanako O Ogawa; Yoshito Chikaraishi; Naoto F. Ishikawa; Hiroyuki Imachi; Yoshihiro Takaki; Miyuki Ogawara; Fumie Kabashima; Martin Krüger; Naohiko Ohkouchi