Volcanoes
- Created by: frankiemills
- Created on: 25-04-16 18:31
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- Volcanoes
- Tectonic Processes
- Conservative
- Frequent but calmer eruptions
- Plates move apart
- Destructive
- Plates move together
- Violent dangerous -pyroclastic flow
- Hotspot
- Not found at plate boundaries, can be super eg Yellowstone
- Conservative
- Why eruptions vary
- Viscosity of magma
- The more viscous the magma the greater the potential for explosive eruptions
- Proximity to population
- Volcanoes near big settlements cause more damage
- Types of materials ejected
- Pyroclastic flow
- Ash clouds
- Lahars (ash and water)
- Viscosity of magma
- Impacts
- Economic
- Can bring tourism
- Ash fall disrupts air travel
- Workplaces and therefore jobs lost
- Environmental
- Land on flanks is fertile
- Ash smothers crops
- Social
- Loss of possesions
- Ash fall causes breathing problmes
- Deaths injuries
- Economic
- Short term Reaction
- Evacuation
- Search and Rescue
- Emergency food shelter and water
- First Aid
- Long term plans
- Educate locals and tourists alike
- Prediction
- Measure gases
- Measure bulges
- Measure small tremors with seismometer
- Make an evacuation plan
- Install a warning system
- Tectonic Processes
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