Grow fish and organic vegetables together in your own backyard. Aquaponics is a sustainable farming technology that is very eco-friendly because it is a closed-loop-water, reuse system. This 15 minute DVD is an introduction to aquaponics technology and is geared to schools, universities, educators and humanitarian organizations, and discusses the origins of aquaponics and how it is relevant today in light of the eminent global food and water shortage and crisis with overfishing our oceans. The topics discussed, complete with graphics and text/sound, are the introduction to aquaponics technology, history of aquaponics, the Nitrogen Cycle, crops you can grow, fish you can grow, cycling the system, system maintenance, pest and weed management, do-it-yourself aquaponics for backyard enthusiasts, commercial aquaponics farming, and humanitarian causes taking aquaponics technology to impoverished countries.This product is manufactured on demand using DVD-R recordable media. Amazon.com's standard return policy will apply.