1. “Climate Change 2007”, the Fourth Assessment Report, Intergovernmental Panel on Climate Change.
2. Plan B 3.0: Mobilizing to Save Civilization;Brown,2008
3. “High Food Prices—A Harsh New Reality”, World Bank report, February 29, 2008, available online from http://econ.worldbank.org/.
4. Annual Energy Review 2007, Department of Energy, provided online through the Energy Information Administration (EIA): http://www.eia.doe.gov/. Transportation overall required 29.10 quadrillion BTUs from overall demand of 106.96, resulting in something over 27% of the overall supply. This is an excellent web resource for many energy data.
5. From a Toyota news release on 5/15/2008 http://www.toyota.co.jp/en/news/08/0515.html.