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Bacterial batteries: clean energy with dirty water

Water and energy are two crucial resources for human development. Wastewater treatment plants are at the heart of the water-energy nexus, as they consume energy to reduce the human footprint on water resources. This energy represents a significant operating cost for water and wastewater services. Indeed, the annual electricity consumption of wastewater treatment plants is estimated at 60 kWh per inhabitant . Consequently, there is growing...