11:55 AM - 12:10 PM
*Bijay Man Shakya1, Takashi Nakamura2, Suresh Das Shrestha3, Kei Nishida2 (1.Special Educational Program on River Basin Environmental Science, University of Yamanashi, Japan, 2.Interdisciplinary Center for River Basin Environment, University of Yamanshi, 3.Central Department of Geology, Tribhuvan University)