El Nino is to blame for low rainfall and a shortened rainy season in Vietnam. The water level in the Dau Tieng Reservoir is much lower as a result. Experts warn that 10 million people will be affected if fresh water resources are reduced or shut off. Resources will be prioritized for tap water services first, then aquatic farms, meaning crop farmers (such as rice) to identify other alternatives during the water crisis.
Read more here: Water crisis looms as short monsoon, El Nino hit southern reservoir