This infographic underscores the fact that by increasing energy efficiency in a wastewater treatment plant, it is possible to save considerable cost of operations whilst also minimizing effect on the environment. It highlights the areas where the energy is used the most, such as aeration systems, pumping, and sludge handling and presents the practical ideas as high-efficiency motors, intelligent monitoring, and process optimization. The visual also shows the relationship between saving of energy, reduced carbon emission, and sustainability in the long term. This infographic offers complex concepts in a simple and easy-to-understand format to the engineers, plant operators, and decision-makers alike.