As the nation turns towards renewable energy sources and utilities in many states must meet renewable portfolio standards, many people are exploring the feasibility of bioenergy.
Bioenergy could be used in place of fossil fuels for energy production in various ways, including burning biomass to generate electricity and using biological matter to produce vehicle fuel.
The question that many individuals, groups, state legislators and even the nation are grappling with is - what does "sustainable" mean when it comes to bioenergy?