Tarek Sadek is a First Economic Affairs officer (Water Resources and Climate Change) in the Sustainable Development and Productivity Division, Economic and Social Commission for Western Asia (ESCWA), United Nations, Beirut, Lebanon since May 2004. Mr. Sadek has 18 years of experience in the field of climate change impact and vulnerability assessments, water resources management and planning, hydrogeology, water quality and environmental management and disaster risk reduction. He has more than 20 official publications in books, international journals and conferences in the field of water resources and environmental management. He holds a Doctorate in Environmental Engineering from the University of Melbourne, Australia in 1998. He completed his Masters in Hydrology from the University College Galway (UCG), Galway, Republic of Ireland, in 1992 and B.Sc. in Civil Engineering from Cairo University in 1988. From 1999 to 2004 he was the Director of National Water Resources Plan (NWRP) project – Planning Sector, Ministry of Water Resources and Irrigation (MWRI), Egypt.