1. Jabari Green

2.  Wind – Windmills  Solar – Solar panels  Geothermal – Earth core heat (Geothermal plant in Iceland)  Hydropower – Dam (Clyde Dam in New Zealand)

3.  Biological materials such as corn, switch grass, sugarcane, algae  Can be used as fuel i.e. Biofuels such as biodiesel  Biodegradable waste that can be burned as fuel

5.  Air engine  Emission free, 10 times less expensive than gasoline  Not as efficient  Used in small drills and early forms of self propelled torpedoes

6.  Highly flammable  Has to be produced by other means such as electrolysis of water because there is no natural reserve of uncombined hydrogen in atmosphere  High energy content by weight, but low energy content by volume making it hard to store in vehicles  10 times more expensive than oil

7.  http://en.wikipedia.org/wiki/Alternative_fuel