> > Following that line of argument - > EVERYTHING is solar, or star, powered. > Where do you think ANY energy source that anyone uses for anything > comes from ? > :-). Of course. I was thinking that, paradoxically, the photovoltaic solar boat is probably more polluting than a regular sailboat. The cells, wires, electronics etc. have to be made somewhere, and eventually disposed. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist