TRF

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  • Tropical Rainforest
    • Characteristics
      • Layers
        • Forest Floor 0m
          • Understory 20m
            • Canopy 40m
              • Emergents 50m
      • Nutrients
        • Litter= Smallest due to fast decay
          • Biomass= Largest due to biodiversity
    • Importance
      • Goods
        • Drugs: >7000 originate in TRF
          • Oxygen: TRFs are lungs of Earth
            • Hardwood Timber: construction, fuel+ furniture
      • Services
        • Biodiversity: Most diverse ecosystem in world
          • Brings tourists
            • Climate Change: acts as buffer, soaks CO2
          • Indigenous people: basis of culture
            • Climate Change: acts as buffer, soaks CO2
    • Impacts of Climate Change
      • Making some TRF hotter+ drier
      • Reduced biodiversity
      • Drier forest emits more CO2+ forest fires
        • Poor water: less interception= more sediment into rivers
    • Deforestation in Madagascar
      • Caused by: agriculture, population growth, resource extraction
      • Tavy= slash+burn to make room for crops
        • Population= 4mil. 1950-> 20.7mil 2010
          • Lose 14000 hectares per year- half left from1950
      • Logging= Illegal, not heavily controlled

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clansfly6575

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Thank you, you resource is reliable and relevant in my exam.

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