Dr. Greg LeFevre is associate professor of civil and environmental engineering and a co-investigator on the Iowa Superfund Research Program's Project 5. He has expertise in fungal biotransformation processes and development of synergized biological-abiotic surface mediated redox reactions. He will contribute this expertise in the Aim 1 experiments with developing fungal and bacterial biofilms on biochar surfaces and investigating the synergistic combinations between reactive black carbon surfaces and microorganisms in the context of PCB biodegradation.