Another PhD student, Avery Carlson, successfully defended his dissertation yesterday, which means another themed cake. Did wonderful work that can help scale MABR treatment technologies for energy efficient nutrient management to reduce N and P loads from cities to water bodies. Photo descriptions for visually impaired: cake showing anaerobic, anoxic, and aerobic zones from his pilot plant; and Avery holding a piece of cake that says Dr. #waterquality #WasteWaterTreatment