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Estimate of uptake CO2 near the Kerguelen Plateau, Sothern Ocean by the high frequency observation

Research Project

Project/Area Number 23241014
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field Environmental dynamic analysis
Research InstitutionJapan Agency for Marine-Earth Science and Technology

Principal Investigator

WATANABE Shuichi  独立行政法人海洋研究開発機構, むつ研究所, 研究所長 (00167131)

Co-Investigator(Kenkyū-buntansha) NAKNO Yoshiyuki  独立行政法人海洋研究開発機構, 海洋工学センター, 技術研究員 (20566103)
WAKITA Masahide  独立行政法人海洋研究開発機構, むつ研究所, 技術研究員 (30415989)
Co-Investigator(Renkei-kenkyūsha) IIDA Takahiro  国立極地研究所, 研究教育系, 助教 (90455189)
Project Period (FY) 2011-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥49,920,000 (Direct Cost: ¥38,400,000、Indirect Cost: ¥11,520,000)
Fiscal Year 2014: ¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2013: ¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2012: ¥8,060,000 (Direct Cost: ¥6,200,000、Indirect Cost: ¥1,860,000)
Fiscal Year 2011: ¥32,500,000 (Direct Cost: ¥25,000,000、Indirect Cost: ¥7,500,000)
Keywords二酸化炭素 / 地球温暖化 / 海洋酸性化 / 南極海 / 二酸化炭素分圧測定 / 現場高頻度観測 / 漂流ブイ / 二酸化炭素収支 / 漂現場高頻度観測
Outline of Final Research Achievements

Lenton, Matear and Tilbrook (2006) suggested sampling regularly every 3 months, at every 30 degree in longitude and 3 degree in latitude in the Southern Ocean is sufficient to determine the net Southern Ocean CO2 uptake which uncertainty has less than 0.1PgC/yr. The in-site pCO2 autonomous measuring buoys were made and deployed in the Southern Ocean to verify the suggestion of Lenton et al. The results from the buoys were not sufficient for analysis, but rapid change of pCO2 was not observed. This results were supported that suggestion. Previous study near the Kerguelen Plateau was indicated that pCO2 was quickly increasing towards the outside of the Kerguelen Plateau. However, it would be smaller as to affect the CO2 uptake. The buoys attached no drogue strongly affected with wind and were moved faster than expected.

Report

(5 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Annual Research Report
  • 2012 Annual Research Report
  • 2011 Annual Research Report
  • Research Products

    (5 results)

All 2011 Other

All Presentation (5 results)

  • [Presentation] 二酸化炭素分圧測定ブイを用いた南極海域の観測2011

    • Author(s)
      脇田昌英、中野善之、飯田高大、渡邉修一
    • Organizer
      第2回極域科学シンポジウム
    • Place of Presentation
      国立極地研究所(立川市)
    • Year and Date
      2011-11-16
    • Related Report
      2011 Annual Research Report
  • [Presentation] 現場型二酸化炭素分圧測定装置を用いた南極海域における高頻度観測

    • Author(s)
      渡邉修一, 中野善之, 脇田昌英, 飯田高大, 高村友海
    • Organizer
      2013年度日本海洋学会秋季大会
    • Place of Presentation
      北海道大学、北海道
    • Related Report
      2013 Annual Research Report
  • [Presentation] 二酸化炭素分圧測定ブイを用いた南極海域の観測の予備的結果

    • Author(s)
      渡邉修一, 中野善之, 飯田高大, 高村友海, 脇田昌英
    • Organizer
      第4回極域科学シンポジウム
    • Place of Presentation
      国立極地研究所、東京都
    • Related Report
      2013 Annual Research Report
  • [Presentation] Ocean acidification from 1997 to 2011 in the subarctic western North Pacific Ocean

    • Author(s)
      M. Wakita
    • Organizer
      Third International Symposium on the Ocean in a High CO2 World
    • Place of Presentation
      Monterey, USA
    • Related Report
      2012 Annual Research Report
  • [Presentation] Impacts of ocean acidification on early development of Antactic Krill

    • Author(s)
      S. Kawaguchi
    • Organizer
      Third International Symposium on the Ocean in a High CO2 World
    • Place of Presentation
      Monterey, USA
    • Related Report
      2012 Annual Research Report

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Published: 2011-04-06   Modified: 2019-07-29  

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