The Integrated Aqua-Vegeculture System (iAVs) iAVs feeds people and saves water What iAVs is How iAVs Works Why iAVs? Do you represent an NGO or PVO responsible for alleviating hunger and poverty? Are you considering a commercial farming operation? NGO/PVO Commercial Farming Frequently Asked Questions Other Questions? Contact Us. For more information about iAVs, feel free to join our iAVs Facebook group…HERE.