energy

Historical energy sources

[|Water wheel 1]

[|Water 2]

[|wind power 1] [|Wind turbines]

Oil -[|ways to clean up a spill]

Modern [|wind turbines]

[|tidal energy] [|wave energy]

[|geothermal energy 1] [|geothermal energy 2]

[|Solar Energy]

[|biomass] [|biofuels 1] [|biofuels 2]

[|useful calculations on energy]

[|Microfit program] [|home energy] b[|uilding a green home]

talk on how [|suburbia must change]

[|wolrd without oil]