Water and Carbon - River Exe case study Flashcards
1
Q
How long is the river Exe
A
82.7 Km
2
Q
Where is the source of the River Exe
A
Simonsbath, near Bristol
3
Q
What percent of the land use around the River Exe is grassland
A
57%
4
Q
What percent of the land use around the River Exe is arable
A
23.5%
5
Q
What percent of the land use around the River Exe is Urban
A
4.5%
6
Q
What percent of the water balance is runoff
A
65%
7
Q
Why is does the river Exe have such high runoff
A
The rocks are very impermeable meaning there is very little percolation and baseflow
8
Q
Is the river Exe more flashy or subdued
A
Flashy
9
Q
What does the Wimbleball Reserve help with on the River Exe
A
Helps to reduce the risk of flooding because it regulates the flow of water
10
Q
What are the two features put in place to help reduce flooding
A
-The Exwick Spillway
-Trew’s Weir
