Clean Tech Open entrepreneurs win big

November 7, 2008, 12:23 AM PST | Length: 182

In a relatively inhospitable economy for tech start-ups, the Clean Tech Open and its six $100,000 cash prizes are like oases in the desert. CNET's Kara Tsuboi reports from the 2008 awards show in San Francisco which celebrated the best clean and green technology companies struggling to stay afloat.