Electric Vehicles: The Coal Powered Car?

[Big Don]

I am guessing wave and tidal power generators would fall in that category.

I assume your guess is correct, however, it was not nearly as entertaining as Steve's.

 

[billc]

I heard on the radio today that in the next 50 years or so algae based fuels might be important.

 

[Rich Parsons]

I heard on the radio today that in the next 50 years or so algae based fuels might be important.

Search on this site for Algae and alternate fuels you will find some discussion on it.