>>>It must be too liberal though. (It's one of the few "liberal" ideas I've heard floating around these days.)
>
>It does sound liberal in the sense of a government program or law that's "good for you." (And I'm a liberal, at least relatively speaking these days).

I'd rather see tax breaks for any cost that one makes that will consume less energy in the future. Insulation, telecommuting, opting for a smaller vehicle, installing solar - wind - geothermal - pedal - whatever.