[1] School of Water Resource and Environmental Engineering, China University of Geosciences Beijing, Beijing,100083, China
[2] Department of Environment Science, Pir Mehr Ali-Shah Arid Agriculture University, Rawalpindi, Pakistan
[3] Department of Environmental Science, International Islamic University, Islamabad, Pakistan
[4] Department of Environmental Sciences, Comsats Institute of Information Technology, Abbottabad, Pakistan
[5] Department of Natural Resource Sciences, McGill University, Montreal, Quebec, H9X3V9, Canada