Sopyasari, A., Anasstasia, T.T. and Novianty 2026. Scenario-Based Life Cycle Assessment of Downstream Hazardous Wastewater Treatment for Environmental Impact Reduction. Indonesian Journal of Environmental Management and Sustainability. 10, 2 (May 2026), 102-111. DOI:https://doi.org/10.26554/ijems.2026.10.2.102-11.