Sustainability website Ecoble notes
seven brilliant renewable energy technologies that may not be all that they seem.
It is all too easy to get excited about the next big sustainable technology for saving energy or producing non-polluting power - and forget the flaws in many of these ideas. Some of the best projects show smart out-of-the-box thinking but lack feasibility or, in some cases, might do more harm than good. While these ideas may not work at least scientists, politicians and other innovators are beginning to explore alternatives.
