Case Study 8: Ecosystem, Amazon rainforest

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  • Created by: louisb98
  • Created on: 12-05-14 20:02
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  • Case Study 8- Ecosystem, Amazon rainforest
    • Main features of ecosystem
      • Humid climate, high sunlight impacts
      • High temperatures yearly (27-30*C)
      • Average rainfall over 2000mm
      • Ideal conditions for plant growth
      • Nutrients stored in vegetation
      • Rain-forest is easily damaged by human activity
    • Causes of destruction
      • Logging
        • Demand for hardwood for furniture
        • 1 tree removed = lost of 30 trees
      • Mining
        • Large area cleared for mining ores and minerals
      • Ranching
        • 20% of forest is cleared for ranching
      • Peasant farmer
        • Migrants settle and farm in rainforest
    • Impacts of human activity
      • Trees cut (20% cleared btwn 1960-1990)
      • More soil erosion because tree canopy is destroyed
      • Nutrients cycle destroyed

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