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PBS News Hour

Aquaponic farming saves water, but can it feed the country?

Aquaponics, a system of farming that uses no soil, also uses far less water than traditional agriculture. But while the technique is gaining attention, it remains a very niche way to grow produce due to economic limitations. Special correspondent Cat Wise reports from Half Moon Bay, California.
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February 16, 2026 - PBS News Hour full episode
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