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Tag: fish farming
Urban Fish Ponds: Low-Tech Sewage Treatment for Towns and Cities
In the mid 20th century, whole cities’ sewage systems safely and successfully used fish to treat and purify their water. Waste-fed fish ponds are a low-tech, cheap, and sustainable alternative to deal...
Climate Crisis and Antibiotic Use Could ‘Sink’ Fish Farming Industry – Report
The climate crisis, drug use and feeding farmed fish with wild stocks risks “sinking” the $230bn (£180bn) aquaculture industry, according to an ethical investment network.Fish farms now surpass wild fisheries as the...