Farming on water: Stackable, sustainable, in the city

Outlet: The Chicago Tribune

April 10, 2011

John Edel is turning a former meatpacking plant on the edge of Chicago’s old Union Stockyards into an indoor farm. In the basement, microorganisms are eating tilapia waste, converting it into fertilizer for the lettuce, kale and wheatgrass growing in a shallow pool of water nearby…

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