What causes floods

HideShow resource information
  • Created by: shazzler
  • Created on: 29-10-13 15:53
View mindmap
  • What causes floods
    • Rainfall
      • Heavy rainfall
      • Prolonged rainfall
        • Saturated soil
          • Heavy rainfall
    • Relief
      • Steep
        • More surface run-off, so water reaches river quickly
    • Rock & soil type
      • Saturated soil
      • Impermeable rock
    • Weather conditions
      • Hot - more evaporation, hard baked soil
        • Less inflitration
      • Monsoon
      • Climate change-snow melt
      • Cold hardens rock
    • Land use
      • Building construction
        • Impermeable surface
      • Deforestation
        • No interception
      • Tarrmac
  • Land use
    • Building construction
      • Impermeable surface
    • Deforestation
      • No interception
    • Tarrmac
  • Monsoon

Comments

No comments have yet been made

Similar Geography resources:

See all Geography resources »See all Water and rivers resources »