The paper discusses persistent challenges regarding sludge management in Nigeria. It suggests notional knowledge management techniques for opposing metropolitan sludge management, especially in Nigeria. The lack of sludge treatment infrastructure and the risk of cholera, combined with the existing demand for fertilizers, fuel, and availability of market waste and agricultural waste offer the opportunity for the creation urine-powered generator, compost toilet, fertilizer, plasma gasification reactor and grow mushrooms or watercress facilities for effective waste management.
