Bioenergy's renewable energy made available from materials derived from biological sources. In its most narrow sense it's a synonym to biofuel, which's fuel derived from biological sources. In its broader sense it includes biomass, the biological material used as a biofuel, as well as the social, economic, scientific and technical fields associated with using biological sources for energy. This's a common misconception, as bioenergy's the energy extracted from the biomass, as the biomass's the… (More on Bioenergy)