1. Department of Environmental Sciences, COMSATS University Islamabad, Vehari, Pakistan
2. Department of Chemistry, College of Science, King Saud University, Riyadh, Saudi Arabia
3. Department of Agriculture and Food Technology, Karakoram International University, Gilgit, Pakistan
4. Department of Environmental Sciences, University of Lahore, Lahore, Pakistan
5. Environmental Hydrogeology Research Group, Department of Earth Sciences, Utrecht University, Utrecht, The Netherlands