11 Abel, D. 2012. Big shifts in summer heat tied to death risk. Bostonglobe.com 10Apr

http://www.boston.com/news/local/massachusetts/articles/2012/04/10/large

_summer_temperature_swings_can_be_deadly_harvard_study_finds/?camp=bnb.
 

12 Brown, L. 2012. Getting the market to tell the truth. Earth Policy News 10Apr http://www.earth-policy.org/book_bytes/2012/wotech13_ss1.
 

13 Cairns, J., Jr. 2007. Sustainable coevolution. International  Journal of Sustainable Development and

World Ecology 14(1):103-108.
 

14 Barry, E. and W. Rees. 2012. The use and misuse of the concept of sustainability: including population and resource macro-balancing in the sustainability dialog. 8th International Conference on Environmental,

Cultural, Economic, and Social Sustainability, Vancouver, Canada.

15 msnbc.comstaff and news services. 2012. Damage to world�s oceans could hit $2 trillion a year, experts say. World News 21Mar http://worldnews.msnbc.msn.com/_news/2012/03/21/10789273-damage-to-worlds-oceans-could-hit-2-trillion-a-year-experts-say.

16 Hardin, G. 1968. The tragedy of the commons. Science 162:1243-1248.
 

17 Kahneman, D. 2011. Thinking, Fast and Slow. Farrar, Straus and Giroux, New York, NY, p. 8.
 

18 Ehrlich, P. R. 2000. Human Natures. Island Press, Shearwater Books, Washington, DC.
 

19 Kahneman, D. 1980. Human engineering of decisions. Pages 190-192 in M. Kranzberg, ed., Ethics in

an Age of Persuasive Technology. Westview Press, Boulder, CO.
 

20 Dillworth, C. 2010. Too Smart for Our Own Good. Cambridge University Press, Cambridge, UK.