Sedimentary Pediastrum record of middle–late Holocene temperature change and its impacts on early human culture in the desert-oasis area of northwestern China

Xiaozhong Huang1, Lixiong Xiang1, Guoliang Lei2, Mingjie Sun1, Menghan Qiu1, Michael Storozum3, Chong Huang1, Chuluunbat Munkhbayar4, Otgonbayar Demberel5, Jun Zhang1, Jiawu Zhang1, Xuemei Chen6, Jianhui Chen1 and Fahu Chen1,7, (1)Lanzhou University, MOE Key Laboratory of Western China's Environmental System, College of Earth and Environmental Sciences, Lanzhou, China, (2)Fujian Normal University, Key Laboratory for Humid Subtropical Ecogeographical Process of the Ministry of Education, School of Geographical Sciences, Fuzhou, China, (3)Fudan University, Institute of Archaeological Science, Shanghai, China, (4)Khovd State University, Department of History and Social Sciences, Institute of Social and Human Sciences, Khovd, Mongolia, (5)Khovd State University, Institute of Natural Science and Technology, Khovd, Mongolia, (6)Northwest Institute of Eco-Environmental and Resources Research, Chinese Academy of Sciences, Lanzhou, China, (7)Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, China