Winter cold surge in Asia linked to weaker polar vortex by Arctic sea ice and Eurasia snow

Seong-Joong Kim, Korea Polar Research Institute, Division of Atmospheric Sciences, Incheon, Korea, Republic of (South), Jeong-Hun Kim, Kongju National University, Atmospheric Science, Gongju, Korea, Republic of (South) and Hyesun Choi, Korea Polar Research Institute, Incheon, Korea, Republic of (South)