Miyajima Toshihiro

ミヤジマトシヒロ | Miyajima Toshihiro

Affiliation and department：
Homepage URL (2)： http://co.aori.u-tokyo.ac.jp/sc/ , http://co.aori.u-tokyo.ac.jp/mbcg/en/index.html

Research field (3)： Atmospheric and hydrospheric science , Ecology and environmental science , Environmental dynamics

Research keywords (18)： Oxidation-reduction system , Biogeochemistry , Sediment , Marine botany , Ecosystem functioning , Ecological succession , Ecosystem conservation/restoration , Hydrosphere , Ecosystem ecology , Stable isotope , Carbon cycle , Nitrogen cycle , Water cycle , Polysaccharides , Mangrove , Seagrass , Coral reef , Blue carbon

Research theme for competitive and other funds (33)：

2023 - 2029 Development of a digital twin for carbon absorption source of seaweed beds by marine sequestration
2022 - 2026 Investigation on chemical mechanisms responsible for long-term carbon sequestration in sediment of shallow coastal vegetated habitats
2022 - 2025 Evaluation of ecosystem functions of vegetated coastal habitats and their use for environmental restoration of coastal ecosystem and reconstruction of coral reefs
2021 - 2025 パラオ共和国の産業構造変化に対する沿岸生態系応答のモデル・シナリオ解析
2020 - 2025 Development of evaluation method of blue carbon and technology for creation and expansion of macroalgal/seagrass habitats

2017 - 2023 Comprehensive Assessment and Conservation of Blue Carbon Ecosystems and Their Services in the Coral Triangle (BlueCARES)

2018 - 2022 Verification and quantification of export of organic carbon from coastal vegetated ecosystems to outer ocean and subsequent long-term sequestration

2018 - 2022 Investigating coral bleaching mechanisms and potential biochemical prevention/rescue measures

2016 - 2020 Evaluation of the biodiversity conservation mechanism in reef ecosystems under high CO2 and temperature environment : Palau inner reef as a case study

2015 - 2018 Innovating Ecosystem Dynamics Modeling System for Coral Reefs with Contribution for Enhancing Ecosystem Resilience

2016 - 2017 危機に瀕したサンゴ礁生物の避難場所:薄明帯の学際的研究による保全・再生の支援

2015 - 2017 遷移過程にあるアマモ場からの溶存態・懸濁態物質の移出過程に対する定量的評価

2013 - 2016 リン酸の酸素安定同位体比を指標とする海洋一次生産とリン循環の研究方法論の確立

2013 - 2016 地球環境変動に連動する藻場生態系の炭素固定機能とデトリタス連鎖系の応答

2015 - 2015 Development of a novel approach to understand the environmental drivers and trophic responses of deep water (mesophotic) coral ecosystems across the Ryukyu Archipelago

2013 - 2015 Blue carbon dynamics and global environmental impact prediction in coral triangle island-studded area

2012 - 2015 Quantitative study on the role of transport of particulate organic matter from a seagrass bed in coastal ecosystem

2011 - 2015 Responses of biogeochemical carbon cycle to regional environmental changes in tropical archipelago of the Philippines

2012 - 2014 Integrated system analysis of community structure, material cycle and ecosystem response processes for ecosystem conservation in subtropical islands

2009 - 2014 フィリピン国総合的沿岸生態系保全・適応管理

2011 - 2013 Jellyfish fisheries in Southeast Asia and the ecology of harvested species

2009 - 2013 藻場・干潟の炭素吸収源評価と吸収機能向上技術の開発

2008 - 2012 Comprehensive assessment and prediction of multiple stresses and model analysis of reef ecosystem response

2009 - 2011 Evaluation of nitrogen loading and its ecological consequences in the coastal marine ecosystem using compound-specific isotope analysis

2009 - 2010 沿岸海洋堆積物における無機態窒素の非生物的有機化反応とその地球化学的意義

2008 - 2010 Study on the formation and maintenance mechanisms governing micro-structure of low dissolved oxygen water areas in a lake

2007 - 2010 Impact assessment of soft-bottom disturbance in tropical seagrass meadows : interactive effects of tsunami and local environmental changes

2007 - 2008 Provenance analyses of natural organic matter in estuaries usingisotope compositions of individual chemical compound

2003 - 2008 各種安定同位体比に基づく流域生態系の健全性/持続可能性指標の構築

2005 - 2006 Development of environmental diagnostic indicators using compound-specific stable isotopic compositions for coastal marine ecosystems

2004 - 2006 Evaluation of ecosystem function of coastal areas based on biodiversity of tropical seagrass beds

2001 - 2002 沿岸海洋生態系における窒素循環研究のための分子トレーサー法の開発と検討

1996 - 2001 サンゴ礁によるCO2固定バイオリアクター構築技術の開発

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Papers (103)：

Mana Tsujino, Shoko Hirabayashi, Yosuke Miyairi, Tugeru Ijichi, Toshihiro Miyajima, Yusuke Yokoyama. Groundwater dynamics on small carbonate islands: Insights from radiocarbon and stable isotopes in Kikai Island, Southwest Japan. Science of The Total Environment. 2024. 921. 171049-171049
Kota Hamada, Toshiyuki Ohtsuka, Nobuhide Fujitake, Toshihiro Miyajima, Yusuke Yokoyama, Yosuke Miyairi, Morimaru Kida. Functional organic matter components in mangrove soils revealed by density fractionation. Soil Science and Plant Nutrition. 2024. 70. 2. 88-99
Kazuma OIKAWA, Toshihiro MIYAJIMA, Hideko TAKAYANAGI, Yasufumi IRYU. Hydrogen and oxygen isotope compositions of bottom waters collected around off southwestern Tokara Islands. BULLETIN OF THE GEOLOGICAL SURVEY OF JAPAN. 2023. 74. 5-6. 329-336
Kosuke Ota, Yusuke Yokoyama, Yosuke Miyairi, Shinya Yamamoto, Yunyi Wang, Toshihiro Miyajima. Monthly measurements of water dissolved inorganic radiocarbon in Lake Kawaguchi for three years indicating seasonal precipitation-groundwater variations. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 2023. 538. 75-80
Raghab Ray, Rempei Suwa, Toshihiro Miyajima, Jeffrey Munar, Masaya Yoshikai, Maria Lourdes San Diego-McGlone, Kazuo Nadaoka. Sedimentary blue carbon dynamics based on chronosequential observations in a tropical restored mangrove forest. Biogeosciences. 2023. 20. 4. 911-928

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MISC (91)：

三藤清香, 宮島利宏, 遊佐陽一. Interaction between photosynthetic sea slugs and parasitic copepods: Do the stolen chloroplasts benefit parasites?. 日本生態学会大会講演要旨(Web). 2021. 68th
太田耕輔, 太田耕輔, 横山祐典, 横山祐典, 宮入陽介, 山本真也, 宮島利宏. Lake water distribution derived from surface water oxygen and hydrogen isotopes around Fuji Five Lakes. 日本地球惑星科学連合大会予稿集(Web). 2020. 2020
宮島利宏, 浜口昌巳, 堀正和, MUNAR Jeffrey, ABAD Jesus, 森本直子, SAN DIEGO-MCGLONE Maria Lourdes. Evaluation of carbon export from blue carbon ecosystems and allochthonous sequestration using eDNA techniques. 日本地球惑星科学連合大会予稿集(Web). 2020. 2020
宮島利宏, BASINA Ryan, FERRERA Charissa M., 森本直子, TIROL Yasmin H. Primavera, SAN DIEGO-MCGLONE Maria Lourdes, 浜口昌巳. Spatial and seasonal variation of water quality in Batan Bay, Philippines. 日本地球惑星科学連合大会予稿集(Web). 2020. 2020
畑中美沙希, 横山祐典, CLARK Geoffrey, 宮島利宏, 小川奈々子, 宮入陽介, 大河内直彦. 半化石骨安定同位体分析による後期完新世マダガスカルにおける絶滅大型動物の古生態・古気候復元. 日本地球化学会年会要旨集(Web). 2019. 66th

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Patents (1)：

水中における有機物分解による二酸化炭素発生の抑制方法

Books (12)：

環境年表 2021-2022
丸善出版 2021 ISBN:9784621306567
Blue Carbon in Shallow Coastal Ecosystems: Carbon Dynamics, Policy, and Implementation
Springer 2019
ブルーカーボン-浅海におけるCO2隔離・貯留とその活用-
地人書館 2017 ISBN:4805209097
環境年表平成29-30年 (理科年表シリーズ)
丸善出版 2017 ISBN:4621301004
Coral Reef Science: Strategy for Ecosystem Symbiosis and Coexistence with Humans under Multiple Stresses
Springer 2016 ISBN:4431543635

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Professional career (1)：

Doctor of Science (Kyoto University)

Association Membership(s) (7)：

JAPAN RADIOISOTOPE ASSOCIATION , The Nanki Biological Society , Japanese Society of Biogeochemistry , THE OCEANOGRAPHIC SOCIETY OF JAPAN , Association for the Sciences of Limnology and Oceanography , THE GEOCHEMICAL SOCIETY OF JAPAN , JAPAN GEOSCIENCE UNION

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