BEIJING—Two months of unusually powerful rains in central and southern China have swelled the Yangtze River, triggering the worst flooding in decades and raising concerns about the Three Gorges Dam, the world’s largest hydroelectric facility. Last week, several days of fresh rain brought the water level at the dam, located several hundred miles upstream from Wuhan in central Hubei province, to its highest point since construction was completed in 2009.

Source: Wall Street Journal July 21, 2020 13:28 UTC