“…The 'Limits to growth' debate triggered in the 1970s led to a continuing stream of research and advocacy around these issues and there is an extensive literature to draw upon. (For examples, see Meadows et al, 1972;Hart, 1995Hart, , 1997Bradbury & Clair, 1999;Cowell et al, 1999;Phaal et al, 1999;Jansson et al, 2000;Senge & Carstedt, 2001;Paramanathan et al, 2004;Porter & Kramer, 2006;Tukker et al, 2008;Nidumolu et al, 2009;Hansen et al, 2009;(Cole, Freeman, Jahoda, & Pavitt, 1973).…”