Aquatic plant selection, sizing, and design techniques. Pollution parameters of primary concern include BOD, suspended solids, nutrients, heavy metals, pathogens, and organics. Treatment applications include primary and secondary effluents and sludges; storm water and agricultural runoff; solid and hazardous waste leachates, liquid industrial wastes. Field trips, student projects. Prerequisites: college algebra, introductory chemistry, introductory physics, biology; or consent of instructor.