Azul Thome, the co-founder of 'Food from the Sky,' stands in the roof garden above a supermarket in Crouch End in London, England. The roof gardens produce is sold in the Budgens supermarket below it.... more 
Azul Thome, the co-founder of 'Food from the Sky,' stands in the roof garden above a supermarket in Crouch End in London, England. The roof gardens produce is sold in the Budgens supermarket below it. (Photo by Oli Scarff/Getty Images) less 
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Getty Images | Photo By Oli Scarff / Getty Images
Thu, Jun 9, 2011 11:29 AM EDT