Study suggests current levels of methane leakage would result in numerous decades of more rapid climate change from a shift to natural gas vehicles
Green Car Congress
APRIL 10, 2012
A) CNG light-duty cars vs. gasoline cars; (B) CNG heavy-duty vehicles vs. diesel vehicles; and (C) combined-cycle natural gas plants vs. supercritical coal plants using low-CH 4 coal. A TWP >1 means that the cumulative radiative forcing from choosing natural gas today is higher than a current fuel option after t yr.
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