Research theme for competitive and other funds (4)：
2022 - 2026 窒素沈着量の減少によって森林の生態系機能は回復するか
2019 - 2023 窒素動態からみる斜面流出と流路内プロセスを合わせた渓流の水質形成機構
2018 - 2022 Factors and influences of driftwood damage caused by the north Kyushu torrential rain in 2017: Toward consensunn-building for forest environmental policy
2012 - 2015 Effects of fine sediments on dynamic nature of the hyporheic zone
Papers (27)：
智和 正明. Spotlight census data of sika deer in three research forests of Kyushu University. 2023. 104. 13-16
Weitian Ding, Urumu Tsunogai, Fumiko Nakagawa, Takashi Sambuichi, Masaaki Chiwa, Tamao Kasahara, Kenichi Shinozuka. Stable isotopic evidence for the excess leaching of unprocessed atmospheric nitrate from forested catchments under high nitrogen saturation. 2022
Tamao Kasahara, Yanda Li, Aki Tanaka. Effects of dams and reservoirs on organic matter decomposition in the hyporheic zone in forest mountain streams. Hydrobiologia. 2022. 849. 13. 2949-2965
Supaporn Phanwilai, Naluporn Kangwannarakul, Pongsak Noophan, Tamao Kasahara, Akihiko Terada, Junko Munakata-Marr, Linda Ann Figueroa. Nitrogen removal efficiencies and microbial communities in full-scale IFAS and MBBR municipal wastewater treatment plants at high COD:N ratio. Frontiers of Environmental Science & Engineering. 2020. 14. 6
Yanda Li, Tamao Kasahara, Masaaki Chiwa, Noboru Fujimoto. Effects of dams and reservoirs on organic matter decomposition in forested mountain streams in western Japan. River Research and Applications. 2020. 36. 7. 1257-1266
