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A) Saving money - 50%
B) Reducing CO2 emissions ~5% *
C) Reducing pollutant emissions (CO, HC, NOx, PM, etc) ~5-10% **
D) A fun hobby - 20%
E) Other (please specify) - 'Fighting' the numbers instead of other drivers, far less stress - 20%
* I'm sure this comes as a surprise given the 'lively' debates that have been had on this on this forum not to be re-run here, but there are many levels of skepticism.
** I don't put this so high as I assume two things - i) the engineers who designed my car optimised this, and ii) by using less fuel I reduce them further.
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[I]So long and thanks for all the fish.[/I]
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