Arcelor-Mittal Nippon Steel India has announced INR 273 crore investments for zero liquid discharge into the Tapi estuary in Surat district from its steel plants at Hazira. While the 14 km-long zero liquid discharge system is being set up at an investment of INR 77 crore, INR 173 crore has been earmarked for the initial phase of an environment improvement roadmap plan, apart from INR 12 crore for planting 360,000 trees in the Hazira plant complex. AM/NS India Executive Director Mr Santosh Mundhada said "AMNS is committed to the best environmental norms and adopting green practices at our Hazira plant. We have undertaken various environmental improvement related projects which are in line with the global steel manufacturing standards.” The zero liquid discharge system will cover the entire Hazira plant, and is aimed at eliminating liquid waste by enabling reuse of the entire treated effluent with RO units. Contracts related to civil works and other contracts have already been awarded, and the system is expected to be completed by March 2023. The plants covered in the first phase include Steel Making Plants 1 & 2, Hot Strip Mill, CRM-DSC, ASU, DRI 5-6, COREX 1-2, Plate mill and INOX cryogenic Air Separation Unit.