Global water usage has nearly doubled, leading to water pollution from factors like urbanization, sewageSewage disposal, industrial processes, population growth, radioactive waste, chemical fertilizers, and pesticidesPesticides. Wastewater treatmentWastewater Treatment is emerging as a green, sustainable technology to combat water scarcity and ecosystem maintenance. Standard sewageSewage treatment techniques use a consortium of bacterial species, leading to inorganic contaminants and inferior quality sludgeSludge. High-rate algal pondsHigh-rate algal ponds optimize microalgaeMicroalgae application, offering economic and ecological benefits. Sustainable wastewater managementWastewater management is crucial for achieving the Sustainable Development Goals.