Turning Waste into Food at a California Caviar Farm - a podcast by UCTV

Until recently, wastewater from the fish tanks on the Tsar Nicholai farm emptied into a giant man-made pond, but now the caviar farm is using the nutrient stream to grow food in a 24,000 square-foot greenhouse. Series: "UCTV Prime" [Science] [Agriculture][Show ID: 34106]

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