Hazards

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  • Created by: antoniap
  • Created on: 08-12-14 18:01
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  • Hazards
    • Global hazard trends
      • Hazard trends and the UK
        • Try to lessen global warming
          • http://www.bbc.co.uk/news/science-environment-29551063
          • http://www.theguardian.com/environment/2014/mar/27/greenhouse-gas-emissions-fall-in-the-uk
      • El Nino
        • Australia and South America
        • Teleconnections
          • Knock on effects
      • Urbanisation
        • rural-urban migration
      • Number of reported disasters has increased
        • Technological development
        • World population is increasing
        • More access to information
        • Information is more widespread
      • LDCs more affected
    • Global Hazards
      • Types of hazard
        • Hydro-meterological
          • Hurricane/Cyclone
            • e.g hurricane katrina
          • Drought
            • Dispersed
            • Inter-tropical convergence zone
            • Mid-latitude depression tracks
          • Flood
            • 80% of world pop on 33% worlds land
            • excessive rainfall
            • monsoon
          • Landslide/Avalanches
            • av 1,400 deaths per year-landslides
            • avalanches slopes steeper than 35 degrees
            • Avalanches av 40 deaths per year in Europe
        • Geophysical
          • Volcano
            • e.g Mt St Helens 1980
          • Tsunami
            • e.g boxing day tsunami 2004
          • Earthquake
            • Athenosphere
            • Conservative boundaries
            • Constructive boundaries
            • Destructive boundaries
          • Landslide/Avalanches
      • Global Warming
        • Human causes
          • Burning fossil fuels releases greenhouse gases
          • Deforestation
          • Rapid population growth
          • Poverty and politics
            • Disasters have higher impacts on LDCs
        • El Nino
        • La nina
          • Normal at extremes
        • Atmospheric forcing
        • permafrost thawing
    • Global Hazard Patterns
      • Philipines
      • California
        • san andreas fault line
        • earthquakes/tremours
      • Hazard hotspots
      • Tectonic plates
        • earthquakes
        • volcanoes
      • Asia
        • Deforestation
          • leads to landslides
      • Droughts happen anywhere
      • cyclones/hurricanes
        • 50-20 north and south of equator
          • Coriolis affect
        • Cyclone= southern hemisphere
        • hurricane= Northern hemmisphere

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