Impacts of forest fires on the active layer thickness and near-surface permafrost temperatures in the northern Da Xing’anling (Hinggan) Mountains, NE China

Xiaoying Li1,2, Huijun Jin1,3, Ruixia He1, Yadong Huang1,2, Hongwei Wang1 and Lanzhi Lv1, (1)Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, State Key Laboratory of Frozen Soils Engineering, Lanzhou, China, (2)University of Chinese Academy of Sciences, College of Resources and Environment, Beijing, China, (3)Harbin Institute of Technology, School of Civil Engineering, Harbin, China