The silent generator's costs come down to earth

 

Today solar electricity is running, among other things, a remote refrigerator, a radio repeater, a national park building and a backwoods out-house in the Rocky Mountain states. Six years from now, the U.S. Department of Energy predicts that solar cells will be cheap enough even for the average biscuit baker. Download entire issue to view this article: http://www.hcn.org/issues/12.16/download-entire-issue

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