· Extracting renewable energy from organic waste sources
· Biological processes for wastewater treatment
· Physical and chemical water treatment processes
· Membrane processes for water quality control and water reuse
· Environmental microbiology
His key research objectives are to optimize: 1) Electrode architecture in Microbial Fuel Cell (MFC), 2) Understanding of the fundamental mechanisms of organics and bio-fouling in membrane separation processes in Forward Osmosis (RO) and Membrane Bio-Reactor (MBR), 3) Anaerobic and aerobic technology for wastewater treatment, 4) Degradation of complex organics to bio-fuels, 5) Nano-biotechnology and molecular techniques for environmental application