Ms Nuhad Mergani Ali Eltayeb is a researcher at the Environment and Natural Resources Research Institute (ENRRI) Sudan. She holds a BSc degree in agriculture (soil and environment sciences) and MSc degree in agriculture from the University of Khartoum. She also holds a certificate of postgraduate diploma in environmental management from Technische Universität Dresden, Germany, and a certificate in Applied Techniques for Water and Waste Water Quality Control, Khartoum, Sudan. Her research interests are soil pollution, soil chemistry, land degradation and conservation.