*Batdulam Battulga^1,2, Masataka Nakayama^1,3, Dolgormaa Munkhbat⁴, Mariko Atarashi-Andoh¹, Jun Koarashi¹, Mayayuki Kawahigashi⁴ (1.Nuclear Science and Engineering Center, Japan Atomic Energy Agency, Ibaraki, 319-1195, Japan, 2.Advanced Institute for Marine Ecosystem Change (WPI-AIMEC), Tohoku University, Sendai, Miyagi, 980-8578, Japan, 3.Arid Land Research Center, Tottori University, Tottori, 680-0001, Japan, 4.Department of Geography, Graduate School of Urban Environmental Science, Tokyo Metropolitan University, Tokyo, 192-0397, Japan )

*Batdulam Battulga^1,2, Takahiro Nakanishi¹, Masataka Nakayama^1,3, Mariko Atarashi-Andoh ¹, Jun Koarashi¹ (1.Nuclear Science and Engineering Center, Japan Atomic Energy Agency, Tokai, Ibaraki 319-1195, Japan, 2.Advanced Institute for Marine Ecosystem Change (WPI-AIMEC), Tohoku University, Sendai, Miyagi 980-8578, Japan, 3.Arid Land Research Center, Tottori University, Tottori, 680-0001, Japan)

*Batdulam Battulga^1,2, Toyonobu Fujii^1,3, Mironu Ikeda^1,3, Takeshi Obayashi^1,2 (1.Advanced Institute for Marine Ecosystem Change (WPI-AIMEC), Tohoku University, Sendai, Miyagi, 980-8578, Japan, 2.Graduate School of Information Sciences, Tohoku University, Sendai, Miyagi, 980-8578, Japan, 3.Onagawa Field Center, Graduate School of Agricultural Science, Tohoku University, Onagawa, Miyagi 986-2248, Japan)