A new research article ： Published 15 February 2026
Trans-Pacific Saharan dust recorded in Mount Logan ice core
Kana Nagashima, Kumiko Goto-Azuma, Akinori Ito, Motohiro Hirabayashi, Takayuki Shiraiwa, Sumito Matoba, Takahiro Segawa, Syosaku Kanamori & Naoko Nagatsuka
This article has been published as a part of the SPEPS collection
”Biogeochemical Studies on Atmosphere, Ocean, and their Interaction in the western North Pacific region”

A new research article ： Published 14 February 2026
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
This article has been published as a part of the SPEPS collection
”Biogeochemical Studies on Atmosphere, Ocean, and their Interaction in the western North Pacific region”

A new research article ： Published 06 February 2026
Source estimation of the 1703 Genroku tsunami through geological surveys and numerical simulations on Hachijo Island
Hiroko Kaida, Takashi Ishizawa, Hideaki Yanagisawa, Haruki Imura, Kaoru Hayashi, Kazuhisa Goto