Biomass

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 * Biomass is a renewable energy source.
 * Biomass is carbon, hydrogen and oxygen based.
 * Biomass comes from garbage, wood, waste, landfill gases, and alcohol fuels.
 * The biomass power generating industry in the United States produces about 1.4 percent of the U.S. electricity supply.

Advantages of Biomass
 * renewable

Disadvantages of Biomass
 * requires large areas of farmland
 * produces smoke