human
Are there any new advances in the field of biofuels?
assistant
Yes, there are several new advances in the field of biofuels. One such advancement is the development of second generation biofuels that use non-food crops like switchgrass and miscanthus to produce ethanol or biodiesel. These fuels have a lower carbon footprint than traditional fossil fuels and can be used in existing engines without modifications. Another advance is the development of advanced technologies for converting biomass into liquid fuels, such as gasification and pyrolysis. This allows more efficient conversion of biomass into fuel with less environmental impact.