Tokyo Motor Show Goes Green!

It's not new; during the period of back-to-back energy crisis' of the 1970s, the dream was to have an automobile engine powered with seawater by the year 2000. It seems we're still a long way off from the days of free power, but at least we're out of the realm of science fiction.
The Tokyo Motor Show is teeming with hot concept cars that require something other than standard unleaded gasoline to go.
SUVs and full size sedans are being equipped with hybrid powerplants faster than you can say "save a tree."
I know I keep harping on this same point--and it's not really Space-related--but we need to get behind these new technologies. It's imperative to our country's economic growth.
And the only way we can free enough resources to concentrate on Space exploration...