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• Rocky Mountain Institute
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Sources

• Ball, Jeffrey. "Tilting at Energy Windmills: Amory Lovins believes the U.S. can drastically slash its oil consumption. Here's how." The Wall Street Journal. July 25, 2005.
  (July 26, 2008)
  http://www.rmi.org/images/PDFs/Energy/E05-07_TiltingAtEnergy.pdf
• Environmental Protection Agency. "Gas Mileage Tips." (July 26, 2008)
  http://www.fueleconomy.gov/feg/driveHabits.shtml
• Green Car Congress. "Toray, Nissan, Honda Partner on Carbon Fiber for Cars."
  July 26, 2008. (July 26, 2008)
  http://www.greencarcongress.com/2008/07/toray-nissan-ho.html
• Hypercars.com. "Hypercars: Ultra-Modern, Super-Efficient, High-Performance Cars."
  (July 26, 2008)
  http://www.hypercars.com/
• Linton, Lascelles. "Eco-tech Future Fuels." AutoblogGreen. August 20, 2007.
  (July 26, 2008)
  http://www.autobloggreen.com/2007/08/20/liveblogging-eco-tech-future-fuels/
• Scaled Composites. "GM Ultralite Show Car." (July 26, 2008)
  http://www.scaled.com/projects/gmcar.html
• Wheelspin. "Ferdinand Piëch Drives 1-Litre Car to Volkswagen's AGM." April 15, 2002.
  (July 26, 2008)
  http://www.ltv-vwc.org.uk/wheelspin//ws_may_2002/vw_bubble_car.htm
• Woodyard, Chris. "Auto components lighten up to improve mileage." USA TODAY.
  October 7, 2007. (July 26, 2008)
  http://www.usatoday.com/money/autos/2007-10-07-lighter-weight_N.htm