“…Within the sustainable urban environment literature, dwelling density has been a key part of the debate about how many people can live in, and sustain, an area, now and in the future (DETR, 1998;Haughey, 2005;Jenks and Dempsey, 2005;Jenks et al, 1996;Owen, 2009;UTF, 1999UTF, , 2005Williams et al, 2000). More so than sprawling urban areas (Burchell et al, 1998;Holcombe and Williams, 2008), cities that are well designed and of an appropriate density have the ability to support sustainable and holistic communities, comprising affordable housing, public transportation options, energy-efficient buildings and infrastructure, opportunities for social interaction and a vibrant economy (CoV, 2008;Elkin et al, 1991;Prince's Foundation, 2009). Crucial to the sustainability of cities are policies that promote 'suitable' densities (e.g.…”