Battle for the Biosphere

Factors
1. On Vegetation
2. Temperature
  1. Affects plant growth
  2. High Latitude=Cold
    1. Less concentrated heat
3. Precipitation
  1. Lots at low pressure belts
    1. Equator & medium Latitude
      1. E.g. UK
4. Local Factors
  1. Altitude
    1. temp decreases 6.5 degrees
      1. Every 1000m in height
    2. Little vegetation on high mountains
  2. rainfall
    1. Higher altitude = more rain
  3. Drainage
    1. In river deltas and area with impermeable rock and soil
      1. Marshes and Swamps are present
  4. Soils
    1. Little influence
    2. Alkaline soil
      1. More ash and beech trees
Goods and Services
1. Biosphere Provides:
  1. Goods
    1. For Commercial use
      1. & Survival
      2. Exploited by Transnational Companies
    2. Timber
    3. Meat/Fish
    4. Biomass for Energy
  2. Services
    1. Maintaining Biodiversity
    2. Atmospheric Gas Balance
    3. Water purification
  3. almost everything for indigenous people
Use of the Rainforest
1. Ecological Uses
  1. Watershed protection
  2. Soil erosion control
  3. Climate and weather regulation
2. Commercial Uses
  1. Logs
  2. Industrial uses
  3. Charcol
3. Subsistence needs
  1. Fuelwood
  2. building poles and housing
  3. green medicine
Rainforest Threats
1. Catergories
  1. Immediate
    1. E.g.
      1. Logging
      2. Tourism
      3. Pollution
  2. Root Causes
    1. E.g.
      1. Poverty
      2. Debt
      3. Pressure for reasources
2. Tourism
  1. High density
Degradation
1. Direct
  1. E.g.
    1. Cattle Ranches
    2. logging
    3. Road Construction
  2. In Bazil
    1. Area the size of France is Protected
    2. Less demand for reasources
      1. Since recession
    3. Forest Code has been reinforced
2. Indirect
  1. Global Warming
    1. Causing
      1. Plants to flower early
      2. Temperature increase
        Warming Arctic Tundra
Conservation
1. Global
  1. The Convention on International Trade in Endangered Species
    1. Treaty to stop...
      1. Trade in products from endangered Species
        Elephant Ivory
  2. RAMSAR Wetlands
    1. Agreement to protect wetlands
2. National
  1. UK
    1. Sites of Special Scientific Interest
    2. Ntional Parks
    3. Community Forests
Kilum-ljim
1. Sustainable Environmental Development
2. Cameroon
  1. Africa
3. Home to lots of natives
4. Under pressure
  1. From...
    1. Farming
    2. Logging for Timber
5. Project Started
  1. BirdLife International
  2. To create sustainable forest reserve
  3. Worked with locals
  4. They...
    1. Marked out the forest reserve area
    2. Developed rules for sustainable use
    3. Set up unit to manage forest
    4. Educated people about...
      1. Replanting trees
      2. Safe levels of hunting and logging
    5. Ecotourism
      1. Small scale
    6. Created zones
      1. For..
        Hunting
        Tourism
        Conservation
    7. Set up tree nurseries
      1. Afforestation
  5. Aim to conserve forest so..
    1. Future generations could use it

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Battle for the Biosphere

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	Criado por juliasutton quase 11 anos atrás