maybe because there aren't any satisfactory ones!

And you say this on the basis of what, exactly? Please explain the criteria for a "satisfactory" solution to the problem of the existing nuclear waste.

as jerome brings it back into perspective, i fully agree. if we took conservation and elegance of solution to be the guidelines, we would look first to conservation, then to gradated lesser-evil answers.

Yeah, energy conservation is going to take care of the waste.

A society committed to the notion that government is always bad will have bad government. And it doesn't have to be that way. — Paul Krugman