Regions forecast to have significant water deficits for the 12-month period of June 2021 through May 2022 include: the U.S. West, Canada, North Africa, Central Asia, and Hokkaido, Japan. Areas with a forecast of significant water surplus include: Northeast China, the Yellow River, Yangtze River, Nepal, Bangladesh, and the Yenisei River. This Watch List is based on ISciences Water Security Indicator Model v2 (WSIMv2) run on 7 September 2021.
ISciences Worldwide Water Watch List August 2021
Regions forecast to have significant water deficits for the 12-month period of May 2021 through April 2022 include: the U.S. West and Northern Plains, Canada, Chile, North Africa, Central Asia, and Hokkaido, Japan. Areas with a forecast of significant water surplus include: Northeast China, the Krishna River Basin in India, and the Yenisei River Basin in Russia. This Watch List is based on ISciences Water Security Indicator Model v2 (WSIMv2) run on 4 August 2021.
East Asia: Intense water surpluses forecast to persist in Guangxi & Guangdong
The forecast through July indicates that widespread water surpluses will nearly disappear in southeastern China but will persist in the south and will include exceptional anomalies. Taiwan will transition from deficit to moderate surplus. Exceptional deficits will persist in western Inner Mongolia, and moderate to extreme deficits in Mongolia. Deficits are forecast between the Yellow and Yangtze Rivers. Severe deficits are forecast for northern Japan.
East Asia: Intense surpluses forecast for Guangxi & Guangdong
The forecast through June indicates that widespread water surpluses will persist in southeast China but will moderate overall. However, anomalies will be extreme to exceptional in Guangxi and into western Guangdong. Intense surpluses will persist in the Tibetan Plateau. Intense deficits are forecast for Mongolia and from western Inner Mongolia in China across central Xinjiang. Moderate deficits will emerge in North Korea, and moderate to extreme deficits are forecast for Japan.
East Asia: Water surpluses will persist south of the Yangtze
The forecast through May indicates the emergence of a vast stretch of extreme to exceptional water deficits in southern and eastern Mongolia and Inner Mongolia, China. Widespread surpluses will downgrade but persist in the Yangtze Basin’s Lower Reaches and in the southern portion of the Middle Reaches. Moderate deficits will emerge in Hainan and conditions in Taiwan will transition to near-normal. Intense deficits will emerge on the Korean Peninsula and will increase in much of Japan.