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- Created by: laura011
- Created on: 20-03-19 14:01
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- California - Multiple hazard Zone
- Landslides
- risk is high as lots of buildings on slopes and coastal land overlooking ocean
- occur on unstable steep land - triggered by coastal erosion, extreme weather and earthquakes
- Eathquakes
- San Andres Fault runs the length - conservative plate boundary
- earthquakes occur when pressure is built up and the suddenly released as plates jerk past each other
- 2 -3 earthquakes per year, 5.5+ on Richter Scale
- San Andres Fault runs the length - conservative plate boundary
- Capacity to cope
- over 70% of California live within 50km of a fault line
- largest economy in USA - economic losses when a disaster occurs
- population of 40 million
- 20% of the population live below the poverty line - most vulnerable
- Droughts
- caused by La Nina events - surface water in eastern pacific ocean in cooler.
- less evaporation so less precipitation
- cause wildfire - dry vegetation is very flammable
- 2018 - wildfires, 102 fatalities
- caused by La Nina events - surface water in eastern pacific ocean in cooler.
- Volcanoes
- 20 active volcanoes
- no eruption since 1915
- Landslides
- Eathquakes
- San Andres Fault runs the length - conservative plate boundary
- earthquakes occur when pressure is built up and the suddenly released as plates jerk past each other
- 2 -3 earthquakes per year, 5.5+ on Richter Scale
- San Andres Fault runs the length - conservative plate boundary
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