When Will Biofuels Be At Every Fuel Pump, And From Where Will They Come?

Ethanol blends are already available at some US gas stations. However, their availability varies from state to state, depending on the volume of ethanol produced. Sources of biomass for biofuel production in each state also vary widely. Although there is no finite development timeline, there is clearly a race for biofuels as the cost of petroleum reaches previously unimaginable levels, reserves diminish, and environmental concerns soar.