1. School of Global Studies, University of Sussex, Brighton BN1 9QN, Sussex, England
2. Key Laboratory of Regional Sustainable Development Modeling, Institute of Geographical Sciences and Natural Resources Research (IGSNRR), Chinese Academy of Sciences (CAS), and School of Global Studies, University of Sussex, Brighton BN1 9QN, Sussex, England
3. Key Laboratory of Regional Sustainable Development Modeling, Institute of Geographical Sciences and Natural Resources Research (IGSNRR), Chinese Academy of Sciences CAS)