Biomass
The Center for Sustainable & Renewable Energy
Sustainability at ESF

In general, the term 'biomass' refers to any organic material (including fats and oils) that is available on a renewable or recurring basis, including:

• dedicated energy crops and trees
• wood and wood residues
• plants (including aquatic plants, grasses, and agricultural crops
• residues
• fibers
• animal wastes and other waste materials

The term 'biomass' does not include old-growth timber, paper that is commonly recycled, or unsegregated garbage.

Energy derived from biomass is recognized as a form of 'renewable energy'.