hazards

HideShow resource information
View mindmap
  • HAZARDS
    • Global Hazards
      • Global warming - our greatest hazard?
        • green house affect
        • albedo
        • climate change
        • fossil fuels
        • tipping point
        • water vapour, co2, methane,ozone
        • the kyoto protacol
        • feedback mechanism
        • social and economic impacts
          • in 2006  crop yeilds in Africa drop by 10%
          • 2006: great barrier reef has 97% of original coral reefs killed
          • in Asia in 2006 3 billion people have no ready supply of clean water
      • Hazards and the risk of disaster
        • meteorological
        • geological
        • geomorphological
        • geophysical
        • hydro-meteorological
        • Risk = (frequency x vulnerability) divided by capacity to cope
          • vulnerability
            • poverty
            • failing political, economical and social systems
            • pressures e.g. lack of education, population change etc.
            • unsafe conditions e.g. unprotected buildings
          • The Risks
            • death and injury
            • disease, stress
            • economic loss
            • damage to infastructure
            • pollution
      • Types of hazards
        • drought
        • flood
        • cyclone
          • equator/ tropics
          • 27 degrees
        • landslides/ avalanches
        • earthquakes
          • tectonic movement
          • tsunami
        • volcanoes
          • PROF
        • tsunami
    • Global Hazard Trends
      • El Nino and urbanisation
        • high/low pressure
        • corriolus  affect
          • trade winds
        • La Nina
          • enhanced
        • South America, Australia
        • rapid popuation growth
        • deforestation and land degradation
        • poverty and politics
      • Global hazard trends
        • databases
          • e.g. EM-DAT
          • Honduras- No. of disasters EM-DAT: 14, Nat Cat: 34, Sigma: 7
        • graphs and stats
        • magnitude
        • frequency
    • global Hazard Patterns
      • plate boundaries
        • constructive
        • conservative
        • destructive
      • asthenosphere
      • lithosphere
      • magma
      • tectonic activity
      • primary and secondary hazards
        • Primary: earthquake
        • secondary: liquifaction
      • hotspots
      • drought: inter-tropical convergence zones
      • flooding: 33% worlds area
      • tropical storms: equator

Comments

No comments have yet been made

Similar Geography resources:

See all Geography resources »See all Natural hazards resources »