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Hazards (Tectonic hazards (Living in risk (Monitoring, Coasts, Education,…

- - - - Crater
      - Magma chamber
      - Main/secondary vent
    - - Volcanic bombs
      - Lahar
      - Landslide
      - Pyroclastic flow
    - - Shield
        
        Constructive plate boundary
        
        Wide & flat
        
        Runny lava
      - Composite
        
        Destructive plate boundary
        
        Tall & narrow
        
        Viscous, explosive lava
- - - - Oxygen isotopes
      - Carbon dioxide bubbles
      - Plankton
  - - - Sunspots
      - Solar flares
    - - Eccentricity - path of Earth's orbit
      - Axial tilt - tilt from the normal (currently 23.5°)
      - Precession - natural 'wobble', rotation of axis
    - - Release sulphur dioxide
      - Combine with water
      - Makes volcanic aerosol, greenhouse gas
  - - - Alternative energy sources
      - Carbon capture
      - Planting trees
      - International agreements
    - - Managing water supplies
      - New strains of crops
      - Efficient irrigation
      - Coastal protection
- - - - Water 60m deep
      - Temp. > 27°C
      - 39-74mph
      - 5-15° north/south of equator (Coriolis effect)
      - NH spin anti-clockwise
  - - - Drought
      - Prolonged rain
      - Thunderstorms
      - Heavy snow
    - - Magnitude
      - Frequency
      - Location
- - - - Crust
      - Lithosphere
      - Mantle
      - Asthenosphere
      - Outer core
      - Inner core
    - - Thin
      - Dense
      - New
      - Sinks
    - - Thick
      - Less dense
      - Old
      - Floats