LIght Bike

http://www.yankodesign.com/index.php/2008/03/21/one-seriously-tight-light-bike/

A bit scary but cool (convertible flashlight)

Power From Cow Crap

http://www.news.com/8301-11128_3-9884477-54.html?part=rss&subj=news&tag=2547-1_3-0-5

Proctor and Gamble Electric is using the methane from manure to generate electricity. Methane is a very bad greenhouse gas so this had a double-ly good effect