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A Study on the South China Sea Throughflow Using a Coupled General Circulation Model

Research Project

Project/Area Number 21740341
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Meteorology/Physical oceanography/Hydrology
Research InstitutionThe University of Tokyo

Principal Investigator

TOZUKA Tomoki  東京大学, 大学院・理学系研究科, 准教授 (40376538)

Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2011: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2010: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2009: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords気象・海洋物理・陸水学 / 気候変動 / 大気海洋相互作用 / 南シナ海 / インドネシア通過流 / 海洋循環 / 熱帯域 / 大気海洋結合モデル / 大気洋相互作用
Research Abstract

Using a coupled general circulation model, we have conducted two experiments with and without the South China Sea Throughflow(SCSTF). It is found that the model's sea surface temperature becomes cooler in the eastern and far western equatorial Pacific and south of Japan, but warmer in the South China Sea and the Kuroshio Extension region, when the SCSTF is blocked. In particular, the warmer South China Sea influenced the Walker Circulation in the tropical Indian and Pacific Oceans. Also, the dominant period of El Nino/Southern Oscillation becomes longer without the SCSTF.

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (17 results)

All 2012 2011 2010 2009

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (15 results)

  • [Journal Article] Key factors in simulating the equatorial Atlantic zonal SST gradient in a coupled GCM2011

    • Author(s)
      Tozuka, T.
    • Journal Title

      Journal of Geophysical Research

      Volume: (印刷中)(掲載確定)

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Impacts of the South China Sea Throughflow on seasonal and interannual variations of Indonesian Throughflow2009

    • Author(s)
      Tozuka, T., T. Qu, Y. Masumoto, and T. Yamagata
    • Journal Title

      Dyn. Atmos. Oceans

      Volume: 47 Issue: 1-3 Pages: 73-85

    • DOI

      10.1016/j.dynatmoce.2008.09.001

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Presentation] Roles of the South China Sea Throughflow in the Global Climate as Revealed by a Coupled General Circulation Model2012

    • Author(s)
      Tozuka, T., T. Qu, and T. Yamagata
    • Organizer
      International Pacific Research Center(IPRC) Seminar
    • Place of Presentation
      Hawaii, USA
    • Year and Date
      2012-01-11
    • Related Report
      2011 Final Research Report
  • [Presentation] Roles of the South China Sea Throughflow in the global climate as revealed by a CGCM2012

    • Author(s)
      Tozuka, T.
    • Organizer
      IPRC seminar
    • Place of Presentation
      ハワイ大学(米国)
    • Year and Date
      2012-01-11
    • Related Report
      2011 Annual Research Report
  • [Presentation] A Coupled Modeling Study on Roles of South China Sea Throughflow in the Global Climate2011

    • Author(s)
      Tozuka, T., T. Qu, and T. Yamagata
    • Organizer
      日本地球惑星科学連合2011年大会
    • Place of Presentation
      幕張メッセ(千葉県)
    • Year and Date
      2011-05-26
    • Related Report
      2011 Final Research Report
  • [Presentation] A coupled modeling study on roles of South China Sea Throughflow in the global climate2011

    • Author(s)
      Tozuka, T.
    • Organizer
      日本地球惑星科学連合2011年大会
    • Place of Presentation
      幕張メッセ(千葉)
    • Year and Date
      2011-05-26
    • Related Report
      2011 Annual Research Report
  • [Presentation] An Overview of Ocean and Coupled Models2011

    • Author(s)
      Tozuka, T., A. Biastoch, P. Penven, W. Sasaki, J.-J. Luo, and T. Yamagata
    • Organizer
      2nd Data Buoy Cooperation Panel(DBCP) Africa/Western Indian Ocean Capacity Building Workshop
    • Place of Presentation
      Mauritius
    • Year and Date
      2011-05-02
    • Related Report
      2011 Final Research Report
  • [Presentation] An Overview of Ocean and Coupled Models2011

    • Author(s)
      Tozuka, T.
    • Organizer
      2nd DBCP Africa/Western Indian Ocean Capacity Building Workshop
    • Place of Presentation
      モーリシャス(バラクラバ)La Plantation Hotel(招待講演)
    • Year and Date
      2011-05-02
    • Related Report
      2011 Annual Research Report
  • [Presentation] Role of the South China Sea Throughflow in the Global Climate System2010

    • Author(s)
      Tozuka, T., T. Qu, T. Yamagata
    • Organizer
      Mini-Workshop on Seasonal to Interannual Climate Variations
    • Place of Presentation
      The University of Tokyo, Tokyo
    • Year and Date
      2010-11-30
    • Related Report
      2011 Final Research Report
  • [Presentation] Role of the South China Sea Throughflow in the Global Climate System2010

    • Author(s)
      Tozuka, T.
    • Organizer
      Mini-Workshop on Seasonal to Interannual Climate Variations
    • Place of Presentation
      東京大学
    • Year and Date
      2010-11-30
    • Related Report
      2010 Annual Research Report
  • [Presentation] 大気海洋結合モデルを用いた南シナ海通過流に関する研究2010

    • Author(s)
      東塚知己、T. Qu、山形俊男
    • Organizer
      2010年度日本海洋学会秋季大会
    • Place of Presentation
      東京農業大学(北海道網走市)
    • Year and Date
      2010-09-07
    • Related Report
      2011 Final Research Report
  • [Presentation] 大気海洋結合モデルを用いた南シナ海通過流に関する研究2010

    • Author(s)
      東塚知己
    • Organizer
      2010年度日本海洋学会秋季大会
    • Place of Presentation
      東京農業大学
    • Year and Date
      2010-09-07
    • Related Report
      2010 Annual Research Report
  • [Presentation] Role of the South China Sea Throughflow in the Global Climate System2010

    • Author(s)
      Tozuka, T., T. Qu, and T. Yamagata
    • Organizer
      2010 Western Pacific Geophysics Meeting
    • Place of Presentation
      Taipei, Taiwan(招待講演)
    • Year and Date
      2010-06-24
    • Related Report
      2011 Final Research Report
  • [Presentation] Role of the South China Sea Throughflow in the Global Climate System2010

    • Author(s)
      Tozuka, T.
    • Organizer
      2010 Western Pacific Geophysics Meeting
    • Place of Presentation
      台北国際会議場(台湾)(招待講演)
    • Year and Date
      2010-06-24
    • Related Report
      2010 Annual Research Report
  • [Presentation] 大気海洋結合モデルによる大西洋赤道域の海面水温の再現性2010

    • Author(s)
      東塚知己
    • Organizer
      2010年度日本海洋学会春季大会
    • Place of Presentation
      東京海洋大学
    • Year and Date
      2010-03-27
    • Related Report
      2009 Annual Research Report
  • [Presentation] Climate Simulations in the University of Tokyo Coupled Model2009

    • Author(s)
      Tozuka, T., T. Doi, T. Kataoka, T. Miyasaka, and T. Yamagata
    • Organizer
      JAMSTECアプリケーションラボ国際シンポジウム-南アフリカにおける気候変動と亜熱帯海洋の役割-
    • Place of Presentation
      女性と仕事の未来館(東京都)
    • Year and Date
      2009-12-03
    • Related Report
      2011 Final Research Report
  • [Presentation] Climate Simulations in the University of Tokyo Coupled Model2009

    • Author(s)
      東塚知己
    • Organizer
      JAMSTECアプリケーションラボ 国際シンポジウム- 南アフリカにおける気候変動と亜熱帯海洋の役割-
    • Place of Presentation
      女性と仕事の未来館(東京)
    • Year and Date
      2009-12-03
    • Related Report
      2009 Annual Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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