Affiliation: | 1. UCL Institute for Sustainable Resources, Central House, 14 Upper Woburn Place, London WC1H 0NN, UKm.grubb@ucl.ac.uk;3. Department of Environmental Science, Faculty of Science, Radboud University Nijmegen, P.O. Box 9010, 6500 GL NIJMEGEN, The Netherlands;4. Department of Humanities and Social Sciences, Indian Institute of Technology Delhi, Hauz Khas, New Delhi 110016, India |