Letter Re: Protein Sustainability
Hugh, I would like to offer some additional information about Aquaponics. There are numerous articles available here on SurvivalBlog about this subject, even a Category for it. So this is info in addition to what’s already here. As mentioned, one of the main potential problems is pumping water around the system. Pumps can take quite a bit of electricity, and they can clog. When they do, (not if, but when) your fish die. There is a gentleman in Hawaii who has invented (patent pending) a system that can greatly reduce the electrical use and is about as clog proof as …