Dr. Mostafa Redwan has obtained his PhD degree in Environmental Geology and mineralogy in 2011 from Hannover University. He is currently working as a Professor of Environmental Geochemistry in Sohag University, Egypt. His current research interests focus on geochemical and mineralogical characterizations of mine wastes, mine site rehabilitation, water-rock interaction, monuments deterioration, groundwater contamination and remediation strategies. His research contributes to maintaining healthy soils as keystones for future food security, biodiversity and clean drinking water supply.