13:45 〜 14:00
*Christopher A Gomez1,2、Norifumi Hotta3、Yoshinori Shinohara4、Haruka Tsunetaka5 (1.Kobe University Faculty of Maritime Sciences Volcanic Risk at Sea Research Group、2.Universitas Gadjah Mada, Faculty of Geography, Yogyakarta Indonesia、3.Tokyo University, Dept. of Forest Sciences、4.Miyazaki University, Faculty of Agriculture、5.Tsukuba University)