What new problem does the huang he present to the Chinese

The Huang He river provided water for the early settlers in China. The water was used for transportation, cooking, agriculture, cleaning, and drinking. However, the river may have flooded and ruined the crops, or there is a drought, and there is no water for the crops to grow.

THe HUang He river may have served many purposes such as providing water for people, cleaning, cooking, bathing, etc. However, it also flooded the crops and towns.