The top five deadliest floods in world history occurred when the Huang He (Yellow) River in China exceeded its banks. The yellow silt that provoked the river’s name can pile up higher than the land around it, causing the water to spill out of its causeway and onto the flat land surrounding it. Natural ice dams add to the problem. In an effort to control the damage, the Chinese government has built channels, dams and dikes to moderate the flow.
The deadliest flood came in 1931, when between 1 and 4 million people were killed. Thirty-four thousand square miles (88,000 sq km) of land were flooded, leaving 80 million people without homes. In 1887, natural flooding claimed between 1 and 2 million lives.
Strategic military flooding of the river top the third and fourth deadliest spots. In 1642, approximately 300,000 people died to flooding, famine, and plague when the Ming…
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