Sakashita Wataru 坂下渉

Researcher Number	10867625
Other IDs
Affiliation (Current)	2026: 国立研究開発法人森林研究・整備機構, 森林総合研究所, 主任研究員等
Affiliation (based on the past Project Information) *help	2022 – 2026: 国立研究開発法人森林研究・整備機構, 森林総合研究所, 主任研究員等
Review Section/Research Field	Principal Investigator Basic Section 40010:Forest science-related Except Principal Investigator Basic Section 40010:Forest science-related
Keywords	Principal Investigator 安定同位体セシウム / 動的平衡状態 / 福島第一原子力発電所事故 / 平衡状態 / 放射性セシウム / 森林 Except Principal Investigator 放射性セシウム / 森林 / 準平衡 / 循環 / 林齢 / 斜面位置 / 皆伐

落葉期におけるコナラ樹体内の放射性セシウムの再分配機構の解明Principal Investigator
- Principal Investigator
  
  坂下渉
- Project Period (FY)
  2026 – 2029
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 40010:Forest science-related
- Research Institution
  Forest Research and Management Organization
Can clear cutting practices reduce Cs137 absorption by trees?
- Principal Investigator
  
  篠宮佳樹
- Project Period (FY)
  2025 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 40010:Forest science-related
- Research Institution
  Forest Research and Management Organization
Long-term estimation of radiocesium concentration in trees based on the balance between absorption and emission
- Principal Investigator
  
  小松雅史
- Project Period (FY)
  2025 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 40010:Forest science-related
- Research Institution
  Forest Research and Management Organization
Study on the equilibrium of the radiocesium cycle in forests ten years after the accidentPrincipal Investigator
- Principal Investigator
  
  Sakashita Wataru
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 40010:Forest science-related
- Research Institution
  Forest Research and Management Organization

All 2025 2024

All Journal Article Presentation

[Journal Article] Assessment of radiocesium cycle equilibrium in a deciduous broad-leaved forest using stable cesium: A pilot study after the Fukushima accident2025
- Author(s)
  Sakashita Wataru、Manaka Takuya、Tsuneoka Ren、Sakata Tadashi、Imamura Naohiro、Nagakura Junko、Shinomiya Yoshiki
- Journal Title
  
  Journal of Environmental Radioactivity
  
  Volume: 284 Pages: 107653-107653
- DOI
  10.1016/j.jenvrad.2025.107653
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14924
[Journal Article] Radiocesium dynamics from canopy to forest floor by main depositional processes in Fukushima forests at quasi-equilibrium state2025
- Author(s)
  Sakashita Wataru、Imamura Naohiro、Sato Tamotsu、Yagihashi Tsutomu、Tsuneoka Ren、Sakata Tadashi、Ohmae Yoshimi、Miura Satoru、Shinomiya Yoshiki
- Journal Title
  
  Journal of Environmental Radioactivity
  
  Volume: 285 Pages: 107656-107656
- DOI
  10.1016/j.jenvrad.2025.107656
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14924
[Journal Article] A pilot study of radiocesium activity concentration in the stemflow of deciduous broad-leaved trees: Its relationship with leaves and outer bark as of 2022-20232024
- Author(s)
  Sakashita Wataru、Imamura Naohiro、Sakata Tadashi、Tsuneoka Ren、Shinomiya Yoshiki
- Journal Title
  
  Journal of Environmental Radioactivity
  
  Volume: 273 Pages: 107385-107385
- DOI
  10.1016/j.jenvrad.2024.107385
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14924, KAKENHI-PROJECT-20K15563
[Presentation] Annual flux of radiocesium from canopy to forest floor more than ten years after the Fukushima accident2024
- Author(s)
  Sakashita Wataru、Imamura Naohiro、Sato Tamotsu、Yagihashi Tsutomu、Tsuneoka Ren、Sakata Tadashi、Ohmae Yoshimi、Miura Satoru、Shinomiya Yoshiki
- Organizer
  IUFRO World Congress 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14924
[Presentation] 2022-2023年の葉・外樹皮が樹幹流放射性セシウム濃度に与える影響2024
- Author(s)
  坂下渉, 今村直広, 阪田匡司, 常岡廉, 篠宮佳樹
- Organizer
  第１３５回日本森林学会大会
- Data Source
  KAKENHI-PROJECT-22K14924

1. 篠宮佳樹 (20353716)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 阪田匡司 (50353701)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 小松雅史 (90737313)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 眞中卓也 (00784703)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 大橋伸太 (70754315)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 橋本昌司 (90414490)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Sakashita Wataru 坂下 渉

Research Projects

Research Products

Co-Researchers

落葉期におけるコナラ樹体内の放射性セシウムの再分配機構の解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Can clear cutting practices reduce Cs137 absorption by trees?

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Long-term estimation of radiocesium concentration in trees based on the balance between absorption and emission

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on the equilibrium of the radiocesium cycle in forests ten years after the accidentPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Assessment of radiocesium cycle equilibrium in a deciduous broad-leaved forest using stable cesium: A pilot study after the Fukushima accident2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Radiocesium dynamics from canopy to forest floor by main depositional processes in Fukushima forests at quasi-equilibrium state2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A pilot study of radiocesium activity concentration in the stemflow of deciduous broad-leaved trees: Its relationship with leaves and outer bark as of 2022-20232024

Author(s)

Journal Title

DOI

Data Source

[Presentation] Annual flux of radiocesium from canopy to forest floor more than ten years after the Fukushima accident2024

Author(s)

Organizer

Data Source

[Presentation] 2022-2023年の葉・外樹皮が樹幹流放射性セシウム濃度に与える影響2024

Author(s)

Organizer

Data Source

Sakashita Wataru 坂下渉