Rchr
J-GLOBAL ID：200901028441050887   Update date: Feb. 01, 2024

Hasegawa Takashi

Hasegawa Takashi
Homepage URL  (1)： http://earth.s.kanazawa-u.ac.jp/Paleo_Lab/
Research field  (2)： Biogeoscience ,  Solid earth science
Research keywords  (9)： IODP ,  biomarkers ,  Paleoenvironment ,  Eocene ,  Paleogene ,  地球温暖化 ,  炭素同位体比 ,  白亜紀 ,  Stratigraphy paleontology geochemistry
Research theme for competitive and other funds  (37)：
  • 2022 - 2026 新規開発の高温側古水温プロキシ・超長鎖アルケノンが拓く温室地球解読の新展開
  • 2021 - 2024 Challenge to reveal ecosystem evolution: Compound specific isotope analysis on fossilized amino acids
  • 2019 - 2022 地球気候の本質的理解に向けた温室地球時代の海水温季節変動動態の解析
  • 2019 - 2022 C4植物の誕生・進化とその要因:白亜紀中期の炭素循環攪乱と南極付近の環境
  • 2019 - 2021 Experimental study on fossilization and nodule formation
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Papers (76)：
  • Takashi Hasegawa, Akiko S. Goto. Paleoceanographic importance of tri- and di-unsaturated alkenones through the early phase of Cretaceous Oceanic Anoxic Event 2 from southern high latitudes of the proto-Indian Ocean. Organic Geochemistry. 2024. 188. 104722-104722
  • Takuya Sagawa, Takashi Hasegawa, Yusuke Narita, Masahiro Yokoyama, Yoshimi Kubota, Yusuke Okazaki, Akiko S. Goto, Yoshiaki Suzuki, Ken Ikehara, Takeshi Nakagawa. Millennial-scale paleotemperature change in the Japan Sea during Marine Isotope Stage 3: Impact of meridional oscillation of the subpolar front. Palaeogeography, Palaeoclimatology, Palaeoecology. 2023. 626. 111713-111713
  • Andy Gale, Sietske Batenburg, Rodolfo Coccioni, Zofia Dubicka, Elisabetta Erba, Francesca Falzoni, Jim Haggart, Takishi Hasegawa, Christina Ifrim, Ian Jarvis, et al. The Global Boundary Stratotype Section and Point (GSSP) of the Campanian Stage at Bottaccione (Gubbio, Italy) and its Auxiliary Sections: Seaford Head (UK), Bocieniec (Poland), Postalm (Austria), Smoky Hill, Kansas (U.S.A), Tepayac (Mexico). Episodes. 2023. 46. 3. 451-490
  • Hitoshi Hasegawa, Nagayoshi Katsuta, Yasushi Muraki, Ulrich Heimhofer, Niiden Ichinnorov, Hirofumi Asahi, Hisao Ando, Koshi Yamamoto, Masafumi Murayama, Tohru Ohta, et al. Decadal-centennial-scale solar-linked climate variations and millennial-scale internal oscillations during the Early Cretaceous. Scientific Reports. 2022
  • Maria Rose Petrizzo, Giulia Amaglio, David K. Watkins, Kenneth G. MacLeod, Brian T. Huber, Takashi Hasegawa, Erik Wolfgring. Biotic and Paleoceanographic Changes Across the Late Cretaceous Oceanic Anoxic Event 2 in the Southern High Latitudes (IODP Sites U1513 and U1516, SE Indian Ocean). Paleoceanography and Paleoclimatology. 2022. 37. 9
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MISC (17)：
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Lectures and oral presentations  (12)：
  • CARBON-ISOTOPE STRATIGRAPHY AND PRELIMINARY REGIONAL CORRELATION OF THE JURASSIC-CRETACEOUS TETORI GROUP IN CENTRAL JAPAN
    (Cretaceous Symposium 2022 Warsaw 2022)
  • Mid-Cretaceous climatic perturbation in the southern high latitude ocean: drastic warming and cooling across the OAEs and the mid-Cenomanian event
    (Cretaceous Symposium 2022 Warsaw 2022)
  • C40-alkenone unsaturation index from the Cretaceous and paleothermometry in southern high latitude of Proto-Indian Ocean
    (Annual Meeting of JpGU 2021 2021)
  • Record of C40 alkenones during Cretaceous OAE2 from southern high latitude IODP Site U1516: Carbon isotope stratigraphy and cooling event
    (Annual Meeting of JpGU 2021 2021)
  • Carbon and hydrogen isotopes of C40 alkenones and C41 n-alkane from OAE2 interval of IODP Site U1516 in Southern high latitude
    (Annual Meeting of JpGU 2020 2020)
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Education (4)：
  • 1991 - 1994 Tohoku University
  • 1989 - 1991 Tohoku University Graduate School of Science of Science
  • 1984 - 1989 Kanazawa University Faculty of Science
  • - 1989 Kanazawa University Faculty of Science
Professional career (1)：
  • 博士(理学) (東北大学)
Committee career (11)：
  • 2022/04 - 現在 Japan Geopark Committee (JGC) Board member
  • 2021/09 - 現在 日本学術会議地球惑星科学委員会IUGS分科会 IGCP小委員会 委員
  • 2020 - 現在 日本地質学会 代議員
  • 2011 - 現在 IUGS, International Committee on Stratigraphy: Voting member, International Subcommittee on Cretaceous Stratigraphy
  • 2011 - 現在 日本学術会議地球惑星科学委員会IUGS分科会 地質年代学小委員会委員
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Awards (9)：
  • 2020/08 - 日本有機地球学会 有機地球科学賞(学術賞) 陸源有機物の炭素同位体比変動を用いた白亜紀の環境解読に関する研究
  • 2020/04 - MEXT Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology
  • 2019/09 - Geological Society of Japan Excellent Paper Award, Geological Society of Japan
  • 2010 - 日本古生物学会学術賞
  • 2010 - Award of Academic Contribution, Palaeontological Society of Japan
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Association Membership(s) (14)：
BMS ,  日本石油技術協会 ,  TSOP ,  日本有機地球化学会 ,  SEPM ,  American Geophysical Union ,  The Paleontological Society ,  日本地球化学会 ,  日本地質学会 ,  日本古生物学会 ,  London ,  The British Micropalaeontological Society ,  The Society of Organic Petrology ,  SEPM(Society for Sedimentary geology)
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