1. Institute of Environmental Sciences (CML), Leiden University, Leiden 2333CC, The Netherlands
2. School of Sustainability, Reichman University, Herzliya 4610101, Israel
3. Centre for the Study of Existential Risk (CSER), University of Cambridge, Cambridge CB2 1TN, U.K.
4. State Environmental Protection Key Laboratory of Eco-Industry, Northeastern University, Shenyang 110819, China
5. Commonwealth Scientific and Industrial Research Organisation (CSIRO), Canberra, ACT 2601, Australia
6. Key Lab of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, Xiamen, Fujian 361021, China
7. University of Chinese Academy of Sciences, Beijing 100049, China