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DeCicco: Transportation GHG reduction policy should focus upstream on fuel supply rather than downstream on choice of fuels in vehicles

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More specifically, he suggests that other than supporting fundamental R&D, programs to promote alternative fuel vehicles (AFVs) “ are not currently warranted for climate protection. The paper is available from the Social Science Research Network (SSRN). —“Factor Analysis of Greenhouse Gas Emissions from Automobiles”.

Fuel 236
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U-Mich researcher’s first-principles analysis challenges conventional carbon accounting for biofuels; implications for climate policy

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As commonly used for energy policy, lifecycle analysis (LCA) calculates trajectories of GHG fluxes for specified bioenergy product systems in comparison to reference fossil-based systems. In fact, this analytic approach does allow for an increasing and potentially extensive use of biofuels for long-term climate mitigation.

Climate 273