To authorize the Secretary of the Interior and the Secretary of Agriculture to make grants to improve the commercial value of forest biomass for electric energy, useful heat, transportation fuels, petroleum-based product substitutes, and other commercial purposes.

Authorizes the Secretary of Agriculture and the Secretary of the Interior to make grants: (1) to improve the commercial value of forest biomass to produce electric energy, sensible heat, transportation fuels, or substitutes for petroleum-based products; and (2) to develop or research opportunities to improve the use of, or add value to, biomass, with preference given to preferred communities (as defined by this Act).