Wednesday, December 12, 2007

renewable energy

Renewable energy is a energy that can be used over and over again and there is a few kinds of it. Renewable energy has most commonly known sources as in... wind, solar, water, biomass, and geothermal energy. Wind energy is produced by windmills on top of mountains getting energy from the wind. Solar takes energy from the sun. Water uses dams turning a turbine to produce energy. Biomass is the burning of plants but this is not recommended for anyone. Geothermal using the heat from the earths mantle to heat up places around the house.

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