1. http://www.shaunthesheep.com/games/sustainable-shaun
2. http://ibt15.co.uk/fog-bridge-exhibition/
3. http://lukejerram.com/withdrawn/
4. Gouldson, A. & Millward-Hopkins, J. The Economics of Low Carbon cities: A Mini-Stern Review for the City of Bristol (University of Bristol, 2015);
http://go.nature.com/Oy1dHp
5. Our Resilient Future: A Framework for Climate and Energy Security (Bristol City Council, 2015);
http://go.nature.com/r1nGsk