Professor of Environmental Geochemistry, Shiraz University, Shiraz, Iran

Professor, Department of Physics and Astronomy & Institute for Earth and Space Exploration

The University of Western Ontario

Professor and Head, Department of Environmental Engg., Delhi Technological University …

Giresun University Professor

Associate Professor, Dept of Chemistry, NIT Jalandhar

Nankai University

Professor of Environmental Health, University of Memphis

Government College University Faisalabad

Institute of Water Research, Department of Microbiology, Faculty of Pharmacy, University of …