Koarashi Jun

Affiliation and department：
Job title： Senior principal researcher

Research field (3)： Human geoscience , Ecology and environmental science , Environmental dynamics

Research theme for competitive and other funds (13)：

2021 - 2026 Prediction of forests that maximize carbon sequestration
2022 - 2025 河川堆積物及び懸濁物のアノマリーデータから予想される流域内土砂流出量の期待値分布
2021 - 2024 水分変動増大とプライミング効果:森林土壌の炭素動態予測高度化へ向けた影響評価
2019 - 2024 Effects of land conversion from tropical peat swamp forest to oil palm plantations on ecosystem functions and the atmospheric environment
2020 - 2023 土壌有機炭素モデルで解き明かす、森林伐採に対する土壌中貯留炭素動態の長期応答

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Papers (79)：

Batdulam Battulga, Takahiro Nakanishi, Mariko Atarashi-Andoh, Shigeyoshi Otosaka, Jun Koarashi. Biofilm-mediated interactions between plastics and radiocesium in coastal environments. Environmental Science and Pollution Research. 2024
Masataka Nakayama, Yukiko Abe, Mariko Atarashi-Andoh, Takeshi Tange, Haruo Sawada, Naishen Liang, Jun Koarashi. Quantitative importance of subsoil nitrogen cycling processes in Andosols and Cambisols under temperate forests. Applied Soil Ecology. 2024. 201. 105485-105485
Batdulam Battulga, Masataka Nakayama, Shunsuke Matsuoka, Toshiaki Kondo, Mariko Atarashi-Andoh, Jun Koarashi. Dynamics and functions of microbial communities in the plastisphere in temperate coastal environments. Water Research. 2024. 122207-122207
Yuhi Satoh, Shigehiro Ishizuka, Syuntaro Hiradate, Mariko Atarashi-Andoh, Hirohiko Nagano, Jun Koarashi. Sequential loss-on-ignition as a simple method for evaluating the stability of soil organic matter under actual environmental conditions. Environmental Research. 2023. 117224-117224
Jun Koarashi, Mariko Atarashi-Andoh, Syusaku Nishimura. Effect of soil organic matter on the fate of 137Cs vertical distribution in forest soils. Ecotoxicology and Environmental Safety. 2023. 262. 115177-115177

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MISC (37)：

小嵐淳, 安藤麻里子, LIANG Naishen, 近藤俊明, 高木健太郎, 平野高司, 高木正博, 石田祐宣, 寺本宗正, 永野博彦, et al. Soil carbon dynamics revealed by radiocarbon. 日本生態学会大会講演要旨(Web). 2023. 70th
堅田元喜, 山口高志, 渡辺誠, 福島慶太郎, 中山理智, 永野博彦, 小嵐淳, 舘野隆之輔, 久保田智大. 北海道の分断化した落葉広葉樹林における大気アンモニアの樹冠吸収の重要性. 大気環境学会年会講演要旨集. 2023. 64th
田中草太, 永野博彦, 安藤麻里子, 小嵐淳. Effects of earthworm casts on CO₂ emission from soil. 日本生態学会大会講演要旨(Web). 2021. 68th
田中草太, 永野博彦, 安藤麻里子, 小嵐淳. Effects of earthworm activities on CO2 emission from soil. 日本生態学会大会講演要旨(Web). 2020. 67th
堅田元喜, 福島慶太郎, 小嵐淳, 山口高志, 渡辺誠, 永野博彦, 中山理智, 舘野隆之輔, 黄瀬佳之. 森林炭素・窒素循環研究:学術分野を超えた連携は必要か?. 日本森林学会大会学術講演集. 2020. 131st

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Lectures and oral presentations (135)：

Effects of earthworm casts on soil CO$_{2}$ emissions; Changes in CO$_{2}$ emission due to cast abundance ratio
(第44回日本土壌動物学会大会)
Preliminary study to characterize microplastics in the coastal environment using multiple analytical approaches
(環境化学物質3学会合同大会(第30回環境化学討論会,第24回環境ホルモン学会研究発表会,第26回日本環境毒性学会研究発表会))
Rewetting dried soils for elucidating SOM dynamics in andic soils of a Japanese temperate forest
(8th International Symposium on Soil Organic Matter (SOM 2022))
Refinement of a model for upscaling of soil respiration in Japan
(日本地球惑星科学連合2022年大会(JpGU 2022))
Factors of spatial variation in soil CH$_{4}$ uptake rate in forests in Western Honshu
(日本地球惑星科学連合2022年大会(JpGU 2022))

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Awards (8)：

2020/12 - Forum for Nuclear Cooperation in Asia The 2020 FNCA Best Research Team of the Year Award
2019/09 - 一般社団法人日本土壌肥料学会 2019年度静岡大会ポスター賞 The rate of vertical translocation of soil organic carbon fractions stored in a buried humic horizon from an Andosol
2019/04 - 文部科学省平成31年度科学技術分野の文部科学大臣表彰科学技術賞(研究部門)
2018/03 - Atomic Energy Society of Japan, Taylor & Francis JNST Most Popular Article Award 2017
2017/03 - 日本原子力学会第49回日本原子力学会学術業績賞

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