Few cities have been able to adapt renewable energy like the village of Wildpoldsried, Germany. Not only have they accomplished it debt-free, they've established a green industry that brings in $5.7m a year.
After spending $5,000 on solar panels for his home, Colin Cole of frog, realized his 'eco-fit' didn't qualify for utility rebates. Going green is an expensive and complicated process. Why would anyone make the effort?