Bioenergy is derived from biological sources such as wood, waste, and alcohol fuels. In a narrow way it is a synonym to biofuel; the fuel derived from biological sources. In its broader sense it includes biomass which is the biological material used as a biofuel. This is a common misconception among masses, as bioenergy is the energy extracted from the biomass, as the biomass is the fuel and the bioenergy is the energy contained in the fuel.
Burning wood for heat is a good example of Bioenergy. In more complicated terms, bioenergy can be formed by using genetically modified bacteria to create cellulose ethanol. Although oil and coal are made from organic mater, they are not considered to be bioenergy as they were not living recently.
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