About the Authors

Yongchao Ma

Roles Data curation, Formal analysis, Resources, Software, Writing – original draft

Affiliation School of Archaeology and Museology, Peking University, Beijing, China

Xiaoyan Yang

Roles Funding acquisition, Project administration, Resources, Writing – review & editing

xyang@itpcas.ac.cn

Affiliation Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, China

Xiujia Huan

Roles Data curation, Formal analysis, Resources, Writing – original draft

Affiliation Key Laboratory of Cenozoic Geology and Environment, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China

Yu Gao

Roles Formal analysis, Writing – original draft

Affiliations School of Archaeology and Museology, Peking University, Beijing, China, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, China

Weiwei Wang

Roles Data curation, Formal analysis

Affiliation Department of Archaeology and Natural History, Australian National University, Canberra, Australia

Zhao Li

Roles Data curation, Formal analysis

Affiliation School of Archaeology and Ancient History, University of Leicester, Leicester, United Kingdom

Zhikun Ma

Roles Funding acquisition, Resources

Affiliation School of Cultural Heritage, Northwest University, Xi’an, China

Linda Perry

Roles Writing – review & editing

Affiliations The Foundation for Archaeobotanical Research in Microfossils, Fairfax, United States of America, Department of Anthropology, George Washington University, Washington, DC, United States of America

Guoping Sun

Roles Project administration, Resources

Affiliation Zhejiang Provincial Institute of Cultural Relics and Archaeology, Hangzhou, China

Leping Jiang

Roles Resources

Affiliation Zhejiang Provincial Institute of Cultural Relics and Archaeology, Hangzhou, China

Guiyun Jin

Roles Funding acquisition, Resources

Affiliation Institute for Cultural Heritage, Shandong University, Jinan, China

Houyuan Lu

Roles Conceptualization, Funding acquisition

Affiliations Key Laboratory of Cenozoic Geology and Environment, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China, University of Chinese Academy of Sciences, Beijing, China, Center for Excellence in Tibetan Plateau Earth Science, Chinese Academy of Sciences, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.