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Fujita Ryo  藤田 遼

ORCIDConnect your ORCID iD *help
Researcher Number 40823266
Affiliation (Current) 2025: 気象庁気象研究所, 気候・環境研究部, 研究官
Affiliation (based on the past Project Information) *help 2021 – 2024: 気象庁気象研究所, 気候・環境研究部, 研究官
Review Section/Research Field
Principal Investigator
Basic Section 63010:Environmental dynamic analysis-related
Except Principal Investigator
Basic Section 17020:Atmospheric and hydrospheric sciences-related
Keywords
Principal Investigator
気候変動 / 炭素循環 / 放射性同位体 / 粒子フィルタ / 放射性炭素同位体 / 安定炭素・水素同位体 / 同位体比 / 温室効果ガス / メタン
Except Principal Investigator
広域観測 / 同位体比 / メタン / 温室効果気体
  • Research Projects

    (2 results)
  • Research Products

    (8 results)
  • Co-Researchers

    (2 People)
  •  Research on the fluctuations of atmospheric methane mixing ratio through wide-area observations

    • Principal Investigator
      森本 真司
    • Project Period (FY)
      2024 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 17020:Atmospheric and hydrospheric sciences-related
    • Research Institution
      Tohoku University
  •  放射性炭素同位体比観測と数値モデル解析に基づく全球メタン収支の解明Principal Investigator

    • Principal Investigator
      藤田 遼
    • Project Period (FY)
      2021 – 2024
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 63010:Environmental dynamic analysis-related
    • Research Institution
      Japan, Meteorological Research Institute

All 2024 2023 2022 2021

All Journal Article Presentation

  • [Journal Article] Methane emissions decreased in fossil fuel exploitation and sustainably increased in microbial source sectors during 1990-20202024

    • Author(s)
      Naveen Chandra, Prabir K. Patra, Ryo Fujita, Lena Hoeglund-Isaksson, Taku Umezawa, Daisuke Goto, Shinji Morimoto, Bruce H. Vaughn & Thomas Roeckmann
    • Journal Title

      Communications Earth & Environment

      Volume: 5 Issue: 1 Pages: 1-15

    • DOI

      10.1038/s43247-024-01286-x

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K17883
  • [Presentation] Refining methane emission trends (1990-2020) through CH4 and δ13C-CH4 observations2023

    • Author(s)
      Naveen Chandra, Prabir K. Patra, Ryo Fujita, Lena Hoeglund Isaksson, Taku Umezawa, Daisuke Goto, Shinji Morimoto, Bruce H Vaughn, Thomas Roeckmann
    • Organizer
      AGU Fall Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K17883
  • [Presentation] Verifying global fugitive fossil fuel CH4 emission trends using atmospheric CH4 and δ13C-CH4 observations2023

    • Author(s)
      Naveen Chandra, Prabir K. Patra, Ryo Fujita, Lena Hoeglund Isaksson, Taku Umezawa, Daisuke Goto, Shinji Morimoto, Bruce H Vaughn, Thomas Roeckmann
    • Organizer
      JPGU 2023
    • Data Source
      KAKENHI-PROJECT-21K17883
  • [Presentation] Revision of global fossil fuel methane emissions based on trends and meridional gradients of CH4 and 13CH4 during 1990-20202023

    • Author(s)
      Naveen Chandra, Prabir K. Patra, Ryo Fujita, Taku Umezawa, Daisuke Goto, Shinji Morimoto, Bruce H. Vaughn, Thomas Rockmann
    • Organizer
      Seventh International Symposium on Arctic Research
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K17883
  • [Presentation] Recent and future trends in atmospheric radiocarbon2022

    • Author(s)
      Heather Graven, Ryo Fujita, Ralph Keeling, Samar Khatiwala, Joeri Rogelj, Xiaomei Xu
    • Organizer
      Radiocarbon in the Anthropocene, The Royal Society
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K17883
  • [Presentation] Isotope (δ13C-CH4, δD-CH4) modelling of CH4 using MIROC4-ACTM2022

    • Author(s)
      Naveen Chandra, Prabir K. Patra, Ryo Fujita, Taku Umezawa, Daisuke Goto, Shinji Morimoto, Thomas Rockmann
    • Organizer
      TRANSCOM-2022 meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K17883
  • [Presentation] Global fossil methane emissions constrained by multi-isotopic atmospheric methane histories2022

    • Author(s)
      Ryo Fujita, Heather Graven, Giulia Zazzeri, Benjamin Hmiel, Vasilii V. Petrenko, Andrew M. Smith
    • Organizer
      JpSAC Annual Meeting 2022
    • Data Source
      KAKENHI-PROJECT-21K17883
  • [Presentation] Lower anthropogenic fossil CH4 emissions inferred from multi-isotopic constraints on the global CH4 budget2021

    • Author(s)
      Ryo Fujita, Heather Graven
    • Organizer
      Japan Geoscience Union Meeting 2021
    • Invited
    • Data Source
      KAKENHI-PROJECT-21K17883
  • 1.  森本 真司 (30270424)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 2.  後藤 大輔 (10626386)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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