Drivers - Levy, Marc A.; Morel, Alexandra C; Adamo, Susana B.; Barr, Jane; McMullen, Catherine P.; Dietz, Thomas; Lopez-Carr, David; Rosa, Eugene A; Crawford, Alec; Desombre, Elizabeth R.; Gluschankoff, Matthew; Goulias, Konstadinos; et al. (United Nations Environment Programme, 2012)