Biofuel
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Biofuel is a fuel that is produced over a short time span from biomass, rather than by the very slow natural processes involved in the formation of fossil fuels such as oil. Biofuel can be produced fr
A sample of biodiesel
Biofuel pumps, 2010
A biofuel truck in 2009
Neat ethanol on the left (A), gasoline on the right (G) at a filling station in Brazil in 2008
Biomass (energy)
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In the context of energy production, biomass is matter from recently living organisms which is used for bioenergy production. Examples include wood, wood residues, energy crops, agricultural residues
Biofuel
…Biofuel is a fuel that is produced over a short time span from biomass, rather than by the very slow natural processes involved in the formation of fossil fuels such as oil. Biofuel can be produced from plants or from…
Wood pellets is an example of biomass used for bioenergy production, usually for heating purposes.
Miscanthus × giganteus, a perennial grass, can also be used for bioenergy production.
Sawdust is residue from the wood processing industry.
Alternative system boundaries for assessing climate effects of forest-based bioenergy. Option 1 (black) considers only the stack emissions; Option 2 (green) considers only the forest carbon stock; Option 3 (blue) considers the bioenergy supply chain; Option 4 (red) covers the whole bioeconomy, including wood products in addition to biomass.