Coming Soon: Recycled Electricity

What if, instead of using energy once we could recycle it? A new way of generating electricity from truck traffic at the Port of Oakland in California is doing just that, a promising step toward the coming electricity cycle. Nature is defined by cycles — the water cycle, the carbon cycle, and so on. Humans have messed… » 4/30/08 2:09pm 4/30/08 2:09pm