Dr. Omar A. Alharbi holds a B.Sc. and M.Sc. in Marine Geology, and a Ph.D. in Coastal Geomorphology. He is currently serving as an Associate Professor in the Department of Geography at Umm Al-Qura University in Makkah, Saudi Arabia, where he has been a faculty member since 2013. Prior to his academic appointment, Dr. Alharbi worked from 2002 to 2013 as a Marine Geologist at the Center for Marine Geology within the Saudi Geological Survey (SGS) in Jeddah. During his tenure at SGS, he actively participated in a range of research projects along the Red Sea coastline, contributing to the understanding of the region’s dynamic coastal and marine environments. Dr. Alharbi’s research interests encompass natural geography, geomorphology, coastal zone management, marine pollution, beach and coastal erosion processes, land use and land cover change, and desertification. His work focuses particularly on environmental changes and ecosystem variability along the Red Sea coast of Saudi Arabia. Through his research, he aims to provide scientific insights that support sustainable coastal development and environmental conservation in the region.