toc in drinking waterZero liquid discharge (ZLD) a wastewater management approach that gets rid of liquid waste and also makes best use of water usage e?ciency has brought in renewed interest worldwide over the last few years. Although execution of ZLD decreases water contamination and also boosts water, the technology is constrained by high cost and extensive power intake. In this critical review, we talk about the drivers, incentives, innovations, and also environmental effects of ZLD. Within this structure, the international applications of ZLD in the United States and also emerging economic situations such as China as well as India are examined. We highlight the development of ZLD from thermal- to membrane-based processes, as well as assess the benefits and restrictions of existing and emerging ZLD technologies. The potential ecological influences of ZLD, significantly greenhouse gas exhaust and generation of strong waste, are discussed as well as the potential customers of ZLD modern technologies and also research study demands are highlighted.