People and River Systems‘What happens to Sediment carried by Rivers?’

‘What happens to Sediment carried by Rivers?’

1. Describe the sediment budget of the River Start catchment in South Devon?

The amount of sediment eroded from soil in the River Start is about 107tonnes/km2/year. As sediment is moved down the river 16tonnes/km2/year (15% of the sediment) is stored in hedgerows. 91tonnes/km2/year (85%) of sediment makes it to the lower Start Valley. 62tonnes/km2/year (58%) is stored in floodplains and 27% (29tonnes/km2/year) of the sediment yield makes it to the Slapton Ley.

2. What are the main features of the course of the Huang He River in relation to the ‘Loess Plateau’ in central China?

The Huang He river runs through the Loess Plateau twice it also runs through the settlement of Lanzhou. Around ...