Hyoung-Seok Kwon¹, Kiyeon KIM², Ickhyeon SIM¹, Choon-Ki Lee³, Hojoon Chung⁴ and Seokhoon Oh², (1)Kangwon National University, Chuncheon, Korea, Republic of (South), (2)Kangwon National University, Chuncheon, South Korea, (3)Korea Polar Research Institute, Incheon, South Korea, (4)Human and Earth, Seoul, South Korea