4. Biomass fuels are sustainable. The green plants from which biomass fuels are derived fix carbon dioxide as they grow, so their use does not add to the levels of atmospheric carbon. In addition, using refuse as a fuel avoids polluting landfill disposal.
5. Alcohols and other fuels produced by biomass are efficient, viable, and relatively clean burning. 6. Biomass is easily available and can be grown with relative ease in all parts of the world.