Bryan, B. A., L. Gao, Y. Ye, X. Sun, J. D. Connor, N. D. Crossman, M. Stafford-Smith, J. Wu, C. He, D. Yu, Z. Liu, A. Li, Q. Huang, H. Ren, X. Deng, H. Zheng, J. Niu, G. Han and X. Hou. 2018. China’s response to a national land-system sustainability emergency. Nature 559(193-204):.