River Discharge and Water Level Changes in the Mekong River: Droughts in an Era of Mega-Dams

The 2019-2020 drought that caused the lowest water level in recent history has affected riparian communities from Northern Thailand to the Vietnamese Delta. Using hydro meteorological data, we identified three key causes. One, the reduction of wet season flow   by Chinese dams in the UMB. Two, an extreme dry year that further decreases the amount of water available in the Mekong river. Three, the operationalisation of Xayaburi and its infilling period