Coupling of anodic biooxidation and cathodic bioelectro-Fenton for enhanced swine wastewater treatment

► Anodic biooxidation and cathodic bioelectro-Fenton was coupled in a novel MFC. ► The system was found efficient and energy-saving for swine wastewater treatment. ► Electrons produced were efficiently utilized in bioelectro-Fenton process. ► The system shows potential for enhanced treatment of high strength wastewater.