Ahmed A. Abdelhafez is a lecturer at the Department of Soils and Water, Faculty of Agriculture- Assiut University (the New Valley Branch). I am focusing on environmental contamination and their remediation technologies. In addition, the negative impact for human health is also a matter of concern. I have been working as a researcher at Kangwon National University, South Korea. I have published several research articles related to in International conferences, and I am serving as a reviewer for many international journals. A part of my study subject is water resources and management. I am doing researches regarding the removal of different contaminants from water to be suitable for human and agriculture. I have made several studies to clean heavy metals contaminated water by using biochar, and my studies demonstrated the vital role of biochar for water remediation.