Trajectories of the Earth System in the Anthropocene
W. Steffen, J. Rockström, K. Richardson, T. Lenton, C. Folke, D. Liverman, C. Summerhayes, A. Barnosky, S. Cornell, M. Crucifix, J. Donges, I. Fetzer, S. Lade, M. Scheffer, R. Winkelmann, H. Schellnhuber
Proceedings of the National Academy of Sciences of the United States of America