About the Authors
- Cindy Q. Tang
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* E-mail: cindyqtang@aol.com (CQT); ycyang@cqu.edu.cn (YY)
Affiliation Institute of Ecology and Geobotany, Yunnan University, Kunming 650091, China
- Yongchuan Yang
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* E-mail: cindyqtang@aol.com (CQT); ycyang@cqu.edu.cn (YY)
Affiliations Key Laboratory of Three Gorges Reservoir Region’s Eco-Environment, Ministry of Education, Chongqing University, Chongqing 400045, China, National Centre for International Research of Low-carbon and Green Buildings, Chongqing University, Chongqing 400045, China
- Masahiko Ohsawa
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Affiliation Institute of Ecology and Geobotany, Yunnan University, Kunming 650091, China
- Arata Momohara
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Affiliation Graduate School of Horticulture, Chiba University, 648 Matsudo, Chiba 271–8510, Japan
- Si-Rong Yi
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Affiliation Institute of Medicinal Plant Cultivation of Chongqing, Nanchuan 408435, China
- Kevin Robertson
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Affiliation Tall Timbers Research Station and Land Conservancy, 13093 Henry Beadel Drive, Tallahassee, Florida 32312 United States of America
- Kun Song
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Affiliation Department of Environmental Science, East China Normal University, No. 3663 North Zhongshan Road, Shanghai 200062, China
- Shi-Qiang Zhang
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Affiliation Dabashan National Nature Reserve, Chengkou 405900, China
- Long-Yuan He
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Affiliation Institute of Ecology and Geobotany, Yunnan University, Kunming 650091, China
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Analyzed the data: CQT. Wrote the paper: CQT. Conceived and designed this study: CQT YY. Arranged and conducted field work: YY. Contributed discussion to improve the manuscript: YY AM KR. Conducted field work: CQT MO AM. Contributed ideas and discussion to improve the manuscript: MO. Collected literature on Thuja fossil records: AM. Identified plant species in the field: SRY. Helped literature collection: KR. Helped in editing the manuscript: KR. Conducted tree ring analysis for Thuja specimens: KS. Assisted in field work: SZ. Created the maps of the study sites: LYH.