How urban fish farming could save our oceans

This is more than cool. Just imagine a supply line that’s not needed anymore. We won’t get to a circular economy overnight but it pays to start by step after little step. What happens to the biowaste of this? A little digester would produce biomethane that could then be used to fuel vehicles. The CO2 can be collected to be fed to city farms in order to increase crops and … Oh man, I am just getting started.

Why continue to overfish our oceans, when we could instead harvest fish in our own apartment buildings? This may sound like utopia, but it’s already happening.

Read on …