>> But these aren't the only ways to use the field to collect solar >> energy, nor is it the only way to utilize electrical energy if that's >> what you have the field produce. >> Alas (I seem to be saying that a lot lately) alternative energy has become a POLITICAL hotbed, and it's no easier to do real research into the most efficient (really) way to use a given piece of land than it is to do research into whether there are any racial components of intelligence :-( I find the current thrust into hydrogen fuel cells particularly annoying, since currently our only commercial scale source of hydrogen is ... fossil fuels. (of course, the pollution issues are separate from the alternate energy issues...) BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist