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"From Growing Power's urban aquaponics to India's expansion of aquaculture, TreeHugger has offered many posts on ways to make fish farming both more sustainable and more productive. But some of the best ideas may be the oldest. Geoff Lawton&amp;mdash;the"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/green-food/sustainable-fish-farming-through-traditional-salt-water-ponds.html>