Notes
Slide Show
Outline
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Cost determined by supply and demand
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Alternatives to liquid fossil fuel?
  • Conservation
    • More efficient cars, trucks and trains
  • Electricity for land transportation
    • Nuclear
    • Coal with Carbon Capture and Storage
  • Renewable energy
    • Biofuels
  • Hydrogen
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Annual biofuel production
  • Source Gallons/acre


  • Soybeans 60
  • Corn 300
  • Sugar cane 500-800
  • *Algae 5,000


  • *http://www.greenfuelonline.com/tech_applications.html
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Energy efficiency for fuel production
  • Fuel Energy Out/Energy In


  • Corn ethanol 0.6


  • Sugarcane 3.0


  • Gasoline 7.0


  • Nuclear 14.0
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Net Energy Per Hectare
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