Irfan M, Nasir B, Arif R, Mahmud S, Noor S, Idrees M. SPATIOTEMPORAL MODELLING OF HEAVY METAL POLLUTION AND WATER QUALITY DEGRADATION IN KARACHI’S COASTAL WATERS: THREAT TO MARITIME SUSTAINABILITY. PJMR. 2025;7(1):65-82. doi:10.53963/pjmr.2025.005.1