Topsoil, sand, silt, organic debris, and other assorted material.
Silt and other debris such are trees, branches, boulders
Silt. The needed this for crops.
The water supply used for irrigating (watering) plants. To be more specific for the water supply.
It left a rich black silt and that was good for growing crop's .the river had a big flood the people would have a lot of food . If the river had not had flooded as well the people would have starve.
the HUANG HE river or the yellow river stretches nearly 3,000 miles across northern china. the river often floods and those leave behind layers of silt on the surrounding countryside. because these floods can be very destructive, the river is sometimes called China's Sorrow. over years millions of people have died in Huang He floods.
It helped because the floods gave them water, plus, it made soil fertile, and that could help food grow.
When ca river floods it will create a big flood and stuff
IN Mesopotamia floods would destroy and kill but left silt behind but in Egypt they were predicidable and were used to only leave rich soil behind.
The Yangzi River and Yellow River Two great rivers flow from west to east in China. The Huang He, or Yellow River, stretches for nearly 3,000 miles across northern China. The river often floods, and the floods leave behind layers of silt on the surrounding countryside. Because these floods can be very destructive, the river is sometimes called "China's Sorrow." Over the years, millions of people have died in Huang He floods. To the south, the Chang Jiang, or Yangzi River, cuts through central China. It flows from the mountains of Tibet to the Pacific Ocean. The Chang Jiang is the longest river in Asia. In early China, the two rivers helped link people in the eastern part of the country with those in the west. At the same time, the mountains between the rivers limited contact.
the hudson river, and every year, it floods Maine. :P
The Brisbane floods of 1974 affected the Brisbane River and the Bremer River basin.
The indus river
to much rain on a river