Case study: River Exe Flashcards
1
Q
Location
A
Source in Exmoor Hills
Ends at Exmouth
In South Devon
2
Q
Water balance of River Exe
A
Precipitation = 1300mm a year Runoff = 65% water balance 84% impermeable rock 67% agricultural land 15% woodland
3
Q
2 examples of developments
A
Wimbleball resevoirs
Exmoor Mires project
4
Q
Wimbeball resevoirs
A
River Haddeo dammed
Supplies water to Exeter and E. Devon
Ensures steady flow
Decreases likelihood of flood or drought
5
Q
Exmoor mires project
A
Restores peat bog by blocking ditches
Increases water content
Returns the bogginess
6
Q
Characteristics of peatland
A
Contains CO2 and methane Used as fuels Drainage ditches for farming Increases flow of Exe Reduces silt quality
7
Q
Economic
Social
Environmental
Impacts of Exmoor Mires Projects
A
Economic Surge in farming industry Fewer pests and deceases Better economic future Tourism boost Salmon
Social Improved water quality Education Jobs Science
Environmental
Carbon store
Biodiversity
