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Geography Ch4 - Coggle Diagram

- - - - Snowmelt
      - Heavy and prolonged rainfall
      - Low-lying relief
      - Global warming
    - - Deforestation
      - Reclamation of lakes
      - Impermeable urban surfaces
      - Poor maintainence of flood defences
  - - - Engineering
      - Land use planning
      - Flood warning
    - - Immediate rescue
      - Clean up works
- - - - Lack of drinking water
      - Supply of hydro-electric power reduces and becomes unstable
    - - Increase in erosion and risk of desertification
      - Worsen water polution
    - - Reduce farm outputs and income of farmers
      - Hinder water transport
      - Reduction in hydroelectric supply and disrupt industrial activities
  - - - Abnormally low rainfall
      - Extremely high temperature
      - Large scaled deforestation
    - - High water demand
      - Ineffiecient use of water resources
      - Serious water pollution
  - - - Reservoirs and dams
      - Afforestation
      - Desalination
      - Sewage recycling
      - Cloud seeding
    - - Farming use
        
        Drip irrigation and mulching
        
        Drug resistant crops
      - Industrial use
        
        Encourage water saving tech
        
        Promote water recycling
      - Domestic use
        
        Educational campaigns
        
        Increase water prices