This undated publicity photo provided by Back to the Roots shows the AquaFarm, a self-cleaning fish tank that grows food, with a crop of organic basil, lettuce and wheatgrass. (AP Photo/Back to the ... more 
This undated publicity photo provided by Back to the Roots shows the AquaFarm, a self-cleaning fish tank that grows food, with a crop of organic basil, lettuce and wheatgrass. (AP Photo/Back to the Roots, Chris Roche) less 
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Associated Press | Photo By Back to the Roots, Chris Roche
Mon, Jun 17, 2013 12:58 PM EDT