Majeed, F. A., & R. Ali, A. (2026). Application of A GIS and Geo-Statistical Analysis to Assess the Potential Environmental Risks in Stream Sediments Shwan Sub-Basin, Kirkuk, Northern Iraq (Case Study). Journal of Petroleum Research and Studies, 16(2), 37-53. https://doi.org/10.52716/jprs.v16i2.1100