1. College of Urban and Environmental Sciences, Sino‐French Institute of Earth System Science Peking University Beijing China
2. Department of Earth Sciences University of Gothenburg Gothenburg Sweden
3. Laboratory of Tree‐Ring Research University of Arizona Tucson AZ USA
4. The State Key Laboratory of Loess and Quaternary Geology Institute of Earth Environment Chinese Academy of Sciences Xi'an China
5. Institute of Global Environmental Change Xi'an Jiaotong University Xi'an China
6. College of Forestry Precision Forestry Key Laboratory of Beijing Beijing Forestry University Beijing China
7. Friedrich‐Alexander‐University Erlangen‐Nürnberg Institute of Geography Wetterkreuz Germany