Water productivity assessment for China's Yellow river basin

Ximing Cai, Yi-Chen E. Yang, Claudia Ringler, Liangzhi You
yellow river basin: living with water scarcity
The second longest river in China after the Yangtze, the Yellow River and its basin (YRB) is the breadbasket of China and the cradle of Chinese civilization. With only 2 percent of national water resources, the basin generated 14 percent of Chinese grain production and 14 percent of the country's GDP in 2000.