PeerJ Author 35 Points Contributions by role Preprint Author 35 Contributions by subject area Environmental Sciences Coupled Natural and Human Systems Biosphere Interactions Natural Resource Management Peng Li PeerJ Author Summary Coupled Natural & Human Systems Environmental Sciences Work details East China Normal University the Key Lab of GIScience of the Education Ministry PRC PeerJ Contributions Preprints 1 January 2, 2014 - Version: 1 Impact of climate change and human activity on the runoff in the upper reaches of the Shiyang River, Northwest China Peng Li, Jianhua Xu, Zhongsheng Chen, Benfu Zhao https://doi.org/10.7287/peerj.preprints.187v1