World's Best Scientists 2026 revealed!
Tadamichi Oba

Tadamichi Oba

D-Index & Metrics

Environmental Sciences

D-Index
39
Citations
5542
World Ranking
8394
National Ranking
171

Overview

Tadamichi Oba is a researcher affiliated with Hokkaido University in Japan. Their academic profile includes involvement in various scientific endeavors, although specific details about recent publications or research topics have not been documented in the available data.

Their professional network, as reflected in frequent collaborative work, does not list particular co-authors. Similarly, the places where they most often publish are not specified, leaving the focus primarily on their institutional affiliation.

No records of book publications or awards have been provided, which limits additional insight into their broader contributions to scientific literature or recognitions received.

Details about the main fields and subfields of study are not available, so it is unclear which specific areas within their academic discipline they have concentrated on. The absence of listed main topics of work also restricts understanding of the thematic focus of their research.

Given the lack of further data, the profile of Tadamichi Oba is characterized by a clear association with Hokkaido University, with limited publicly available information regarding their research output, fields of specialization, or collaborations.

Best Publications

  • Paleoenvironmental Changes in the Japan Sea During the Last 85,000 Years

    T. Oba;M. Kato;H. Kitazato;I. Koizumi

  • Holocene variability of the Kuroshio Current in the Okinawa Trough, northwestern Pacific Ocean

    Zhimin Jian;Zhimin Jian;Pinxian Wang;Yoshiki Saito;Jiliang Wang

  • Paleoenvironmental changes in the northern area of the East China Sea during the past 42,000 years

    Akira Ijiri;Luejiang Wang;Tadamichi Oba;Hodaka Kawahata;Hodaka Kawahata

  • Interior hydrography and circulation of the glacial Pacific Ocean

    Katsumi Matsumoto;Tadamichi Oba;Jean Lynch-Stieglitz;Hirofumi Yamamoto

  • Seasonal changes in sea surface temperature and salinity during the Little Ice Age in the Caribbean Sea deduced from Mg/Ca and 18O/16O ratios in corals

    Tsuyoshi Watanabe;Tsuyoshi Watanabe;Amos Winter;Tadamichi Oba

  • Eastern Mediterranean surface water temperatures and d18O composition during deposition of sapropels in the late Quaternary

    Kay-Christian Emeis;Hartmut Schulz;Ulrich Struck;Martine Rossignol-Strick

  • Postglacial environmental change of the Pacific Ocean off the coasts of central Japan

    Kiyotaka Chinzei;Kantaro Fujioka;Hiroshi Kitazato;Itaru Koizumi

  • A 36 kyr geochemical record from the Sea of Japan of organic matter flux variations and changes in intermediate water oxygen concentrations

    John Crusius;Thomas F. Pedersen;Stephen E. Calvert;Gregory L. Cowie

  • AMS-14C Ages of Japan Sea Cores from the Oki Ridge

    Tadamichi Oba;Masafumi Murayama;Eiji Matsumoto;Toshio Nakamura

  • Paleoceanographic change off central Japan since the last 144,000 years based on high-resolution oxygen and carbon isotope records

    Tadamichi Oba;Tomohisa Irino;Masanobu Yamamoto;Masafumi Murayama

  • The 1500-year climate oscillation in the midlatitude North Pacific during the Holocene

    Dai Isono;Masanobu Yamamoto;Tomohisa Irino;Tadamichi Oba

  • Fluctuations in the East Asian monsoon over the last 144ka in the northwest Pacific based on a high-resolution pollen analysis of IMAGES core MD01-2421

    Yaeko Igarashi;Tadamichi Oba

  • Daily reconstruction of water temperature from oxygen isotopic ratios of a modern Tridacna shell using a freezing microtome sampling technique

    T. Watanabe;T. Oba

  • Caribbean sea surface temperatures: Two‐to‐three degrees cooler than present during the Little Ice Age

    Amos Winter;Hiroshi Ishioroshi;Tsuyoshi Watanabe;Tadamichi Oba

  • Glacial Holocene environment of the southeastern Okhotsk Sea: evidence from geochemical and palaeontological data

    S.A Gorbarenko;T.A Khusid;I.A Basov;T Oba

  • Low-Salinity Isolation Event in the Japan Sea in Resoponse to Eustatic Sea-level Drop during LGM

    Hiroyuki Matsui;Ryuji Tada;Tadamichi Oba

  • Sea-surface temperature and salinity changes in the northwest Pacific since the Last Glacial Maximum

    Tadamichi Oba;Masafumi Murayama

  • Glacio-eustatic control on deep-marine clastic forearc sedimentation, Pliocene-mid-Pleistocene (c. 1180–600 ka) Kazusa Group, SE Japan

    K. T. Pickering;C. Souter;T. Oba;A. Taira

  • Paleoceanographic history around the Tsugaru Strait between the Japan Sea and the Northwest Pacific Ocean since 30 cal kyr BP

    Itaru Koizumi;Ryuji Tada;Hisashi Narita;Tomohisa Irino

  • Late Quaternary tephrochronology and paleo-oceanography of the sediments of the Japan Sea

    Fusao Arai;Tadamichi Oba;Hiroshi Kitazato;Yoshio Horibe

  • Pretreatment of coral aragonite for Mg and Sr analysis: Implications for coral thermometers

    Tsuyoshi Watanabe;Tsuyoshi Watanabe;Tsuyoshi Watanabe;Masao Minagawa;Tadamichi Oba;Amos Winter;Amos Winter

  • Equatorward shift of the subarctic boundary in the northwestern Pacific during the last deglaciation

    Masanobu Yamamoto;Ryutaro Suemune;Tadamichi Oba

Frequent Co-Authors

Masanobu Yamamoto
Masanobu Yamamoto Hokkaido University
Stéphanie Desprat
Stéphanie Desprat University of Bordeaux
Maria Fernanda Sanchez Goñi
Maria Fernanda Sanchez Goñi University of Bordeaux
Debra A. Willard
Debra A. Willard United States Geological Survey
Karin F. Helmens
Karin F. Helmens Stockholm University
R. Scott Anderson
R. Scott Anderson Northern Arizona University
Annie Vincens
Annie Vincens Aix-Marseille University
Eric C. Grimm
Eric C. Grimm University of Minnesota
Hermann Behling
Hermann Behling University of Göttingen
Cathy Whitlock
Cathy Whitlock Montana State University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Environmental Sciences in the USA opens doors to various online degree options that complement this field. For those interested in advanced leadership roles in education or policy, exploring 1 year phd programs online no dissertation can provide a fast-track route without the intensive dissertation process.

Professional growth can also be supported by programs like eds to edd programs, designed to help educators and administrators deepen their expertise and impact in the environmental sector through flexible online learning.

For those aiming to integrate social work with environmental advocacy, affordable options such as online dsw programs in social work offer relevant pathways tailored to community-based environmental health challenges.

Additionally, students seeking a broad foundation to customize their studies may consider an accredited affordable online general studies degree. This versatile approach enables learners to combine environmental science with other disciplines for a unique career pathway.

Best Scientists Citing Tadamichi Oba

Trending Scientists

Recently Published Articles