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THE PROJECT GOAL IS TO COUPLE THE NUTRIENT AND WATER RESOURCES IN DOMESTIC WASTEWATER TO URBAN CONTROLLED ENVIRONMENT AGRICULTURE SYSTEMS (DWW-CEAS). SUPPORTING OBJECTIVES INCLUDE 1) CONFIRMING THAT PRODUCE GROWTH RATES AND QUALITY DON'T DIMINISH COMPARED TO CONTROL EXPERIMENTS WHERE SYNTHETIC HYDROPONIC FERTILIZERS ARE USED, 2) CONFIRMING THAT CHEMICAL CONTAMINANTS DON'T ACCUMULATE IN THE PRODUCE, 3) CONFIRMING THAT THE PRODUCE IS PATHOGEN FREE, 4) REDUCING DWW TREATMENT COSTS BY USING THE LATEST IN ENERGY-POSITIVE TREATMENT TECHNOLOGY, 5) DEVELOPING A SUSTAINABLE FOOD, ENERGY AND WATER (FEW) SYSTEM USING MODELLING APPROACHES TO MINIMIZE INVESTMENTS IN DWW-CEA SYSTEMS WHILE MAXIMIZING THE UTILITY OF THE SYSTEMS, 6) PROVIDING AN EDUCATION IN SCIENCE, TECHNOLOGY, ENGINEERING, ART AND MATHEMATICS IN HIGH-TECH WASTEWATER TREATMENT AND CEA TECHNOLOGIES, 7) DEVELOPING A VETERAN WORKFORCE TO HELP OPERATE DWW-CEAS, AND 8) GUIDING LOCAL POLICY TO PROVIDE SUSTAINABLE AND LONG-LASTING SOLUTIONS TO CONSERVE OUR PRECIOUS NUTRIENT AND WATER RESOURCES. TO ACCOMPLISH THE PROJECT GOAL, A PILOT-SCALE HYDROPONIC SYSTEM WILL BE CONSTRUCTED AND OPERATED USING DWW MINED FROM THE SEWER SYSTEM ON THE GEORGIA TECH CAMPUS. THE DWW WILL BE TREATED TO REMOVE CONTAMINANTS AND PATHOGENS BEFORE BEING USED TO IRRIGATE HYDROPONIC SYSTEMS TO ASSURE FOOD AND FARM WORKER SAFETY. MULTIPLE FRUIT AND VEGETABLE VARIETIES WILL BE GROWN YEAR-ROUND. WATER QUALITY AND CHEMICAL AND MICROORGANISM CONTAMINATION WILL BE MEASURED CONTINOUSLY. THE PROJECT WILL SHOW THAT DWW-CEAS ARE SOCIALLY, ENVIRONMENTALLY AND FINANCIALLY SUSTAINABLE, EASILY REPLICABLE IN URBAN AREAS AND WILL PROVIDE A LONG-LASTING SOLUTION TO CONSERVE OUR PRECIOUS WATER RESOURCES FOR FOOD PRODUCTION.

$4,838,263FY2018National Institute of Food and AgricultureUSDA

Georgia Tech Research Corp

Investigators

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