More than Three-Quarters of Iran’s Land is Under Extreme Groundwater Overdraft Written by AZoCleantechMay 19 2021 Over three-quarters of Iran’s land is experiencing severe groundwater overdraft, where the rate of human uptake is greater compared to the rate of natural recharge. Ali Nazemi, Assistant Professor, Building, Civil, and Environmental Engineering. Image Credit: Concordia University. This was reported by a new study performed under the guidance of Concordia researchers and published in the Nature journal Scientific Reports. Samaneh Ashraf, a former Horizon postdoctoral researcher who is currently working at the Université de Montréal, and Ali Nazemi, an associate professor in the Department of Building, Civil and Environmental Engineering, co-authored the article. Amir AghaKouchak of the University of California, Irvine, also contributed to the study.