Dr Chantha Oeurng is the Deputy Director and Senior Lecturer of Hydrology, Hydraulics and Irrigation at the Faculty of Hydrology and Water Resources Engineering, Institute of Technology of Cambodia. He was a Fulbright Postdoctoral Visiting Scholar in Water Resources and Environmental Planning, University of California Berkeley,USA - Postdoctoral Fellow in Water Resources and Climate Change, University of Canterbury, NZ) - PhD in Hydrology and Water Resources Engineering, University of Toulouse France. His research focuses on water resources and environmental changes from water infrastructure development, land-use change, climate change, and water quality and sediment transport in river basin.