Mohamed H.H. Abbas, PhD, is Professor of Soil Chemistry at the Faculty of Agriculture, Benha University, Egypt. He began his academic career as a demonstrator at Zagarig University (Benha Branch) in 2000. He received his MA and PhD from Benha University. Currently, he is a board member for the Egyptian Journal of Soil Science. His research focuses on sorption/desorption of potentially toxic elements in soil, their environmental pathways, related risk assessment and environmental contamination control. He also conducts research on biochar, land reclamation, and the chemistry of organic matter in soil and plant nutrition. He is a reviewer of several national and international journals.