Geography - Somerset Levels
- Created by: LunaShomeiRose
- Created on: 25-04-19 12:58
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- Somerset Levels
- Causes
- Physical Factors
- Flat land (only few meters above sea level)
- Strong tidal surges swept seawater in river, contributing to flood
- Wet winter (12 major storms pushed over atlantic by powerful jet streams)
- Saturated ground (surface run-off adds to river)
- Human factors
- River Parrat not dredged for 20- years (had silted up)
- Building on floodplain (impermeable surface = surface run-off increase)
- Drainage ditches sug (speeded water getting in river)
- Few coastal defences
- Physical Factors
- Effects
- Social
- 600 damaged homes
- Villages (MORLAND) cut off for weeks
- Blocked roads (inconvenience - longer journeys)
- Economic
- Over £100m damage
- Farm animals moved/sold
- Local businesses lost money
- Environmental
- 7000 hectares land flooded several weeks
- Flood water contained raw sewage (polluted land)
- Water deoxygenated (killed wildlife)
- Social
- Causes
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