If petroleum-based fuels are not the future for the transportation industry, what will take their place? Today, biofuels play a significant role, moving a portion of the nation’s energy supply away from traditional gasoline and diesel. But, concerns surrounding the amount of farmland used to produce these biofuels rise, it becomes increasingly unlikely that biofuels will be able to eliminate our reliance on petroleum-based fuels. Some support hydrogen as a source of energy for the transportation sector. But, as Sheril Kirshenbaum explains, when it comes to hydrogen, “we’re not there yet.”

By Sheril Kirshenbaum

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