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Study casting doubt on GHG benefits of corn stover ethanol draws sharp criticism by other researchers; Liska responds

Green Car Congress

A study published earlier this year in the journal Nature Climate Change that cast doubt on whether biofuels produced from corn residue could meet federal mandates for cellulosic biofuels to reduce greenhouse gas emissions by 60% compared to gasoline ( earlier post ) has drawn critical response published as correspondence in the same journal.

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MIT study suggests carbon tax could help reduce US deficit, lower other taxes, reduce emissions

Green Car Congress

—John Reilly, co-director of the Joint Program and co-author Sebastian Rausch, now at ETH Zurich University, calculated the impact a carbon tax starting at $20 per ton would have using a national economic model that details energy, taxes and household incomes. They found that the tax would raise $1.5 and Ed Markey (Mass.)

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