Rob Torcellini bought a $700 greenhouse kit to grow more vegetables in his backyard.
Then he added fish to get rid of a mosquito problem and before long he was a committed aquaponic gardener.
Now his 10 by 12 foot greenhouse is filled with not only vegetables, but fish.
And the best part is: the poo from that fish is what fertilizes his garden.
Aquaponics combines fish farming (aquaculture) with the practice of raising plants in water (hydroponics).
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