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The Amazon Rainforest: Water and Carbon Cycle in Geography

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Niamh Cooke

26/04/2023

Geography

The Amazon Rainforest Case Study

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Geography

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Physical geography

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Water and carbon cycles

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Water and carbon cycles as natural systems

The Amazon Rainforest: Water and Carbon Cycle in Geography

The Amazon rainforest serves as a crucial case study for understanding water and carbon cycles as natural systems, spanning over 6 million km² across South America. This ecosystem demonstrates the intricate relationship between water and carbon cycle in the atmosphere through its unique climate patterns and vegetation dynamics.

• The region maintains consistently high temperatures (25-30°C) and receives over 2000mm annual rainfall
• Features complex hydrological processes including high evapotranspiration rates and precipitation feedback loops
• Acts as a significant carbon sink, storing 2-4 billion tonnes of carbon annually
• Demonstrates the delicate balance between human activities and natural cycles
• Showcases various conservation strategies and their impacts on ecosystem sustainability

...

26/04/2023

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<h2 id="theamazonrainforestinsouthamerica">The Amazon Rainforest in South America</h2> <p>The Amazon Rainforest covers an area of more than

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Carbon Cycle and Forest Management

The Amazon's role in global carbon cycling demonstrates the relationship between water and carbon cycle a level geography concepts. The forest maintains high Net Primary Productivity NPPNPP despite challenging soil conditions.

Definition: Net Primary Productivity NPPNPP represents the net amount of carbon captured by plants through photosynthesis.

Highlight: The Amazon stores approximately 180 tonnes of carbon per hectare above ground and 40 tonnes per hectare in root systems.

Example: The REDD scheme with the Surui people exemplifies successful carbon credit trading by indigenous communities.

Conservation efforts include:

  • Amazon Regional Protected Areas covering an area 20 times the size of Belgium
  • Reforestation projects involving NGOs and businesses
  • Carbon credit trading systems
  • Indigenous people's participation in forest protection

The vegetation serves as the principal carbon store, holding approximately 100 billion tonnes of carbon, with 60% stored in above-ground biomass. The rapid decomposition cycle, facilitated by high humidity and temperature, maintains the ecosystem's productivity despite nutrient-poor soils.

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Subjects

Geography

Physical geography

Water and carbon cycles

Water and carbon cycles as natural systems

 

Geography

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26 Apr 2023

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2 pages

The Amazon Rainforest: Water and Carbon Cycle in Geography

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Niamh Cooke

@niamhcooke_yelp

The Amazon rainforest serves as a crucial case study for understanding water and carbon cycles as natural systems, spanning over 6 million km² across South America. This ecosystem demonstrates the intricate relationship between water and carbon cycle in the... Show more

<h2 id="theamazonrainforestinsouthamerica">The Amazon Rainforest in South America</h2> <p>The Amazon Rainforest covers an area of more than

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Carbon Cycle and Forest Management

The Amazon's role in global carbon cycling demonstrates the relationship between water and carbon cycle a level geography concepts. The forest maintains high Net Primary Productivity NPPNPP despite challenging soil conditions.

Definition: Net Primary Productivity NPPNPP represents the net amount of carbon captured by plants through photosynthesis.

Highlight: The Amazon stores approximately 180 tonnes of carbon per hectare above ground and 40 tonnes per hectare in root systems.

Example: The REDD scheme with the Surui people exemplifies successful carbon credit trading by indigenous communities.

Conservation efforts include:

  • Amazon Regional Protected Areas covering an area 20 times the size of Belgium
  • Reforestation projects involving NGOs and businesses
  • Carbon credit trading systems
  • Indigenous people's participation in forest protection

The vegetation serves as the principal carbon store, holding approximately 100 billion tonnes of carbon, with 60% stored in above-ground biomass. The rapid decomposition cycle, facilitated by high humidity and temperature, maintains the ecosystem's productivity despite nutrient-poor soils.

<h2 id="theamazonrainforestinsouthamerica">The Amazon Rainforest in South America</h2> <p>The Amazon Rainforest covers an area of more than

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The Amazon's Water Cycle Dynamics

The Amazon rainforest exemplifies the complexity of Earth's life support systems, particularly in its water cycling mechanisms. The region's water cycle is characterized by intense precipitation and evapotranspiration processes, with 55% of rainfall being recycled through vegetation.

Definition: Evapotranspiration refers to the combined process of water evaporation from soil and transpiration from plants.

Example: The Pantanal floodplain demonstrates natural water storage, annually collecting and gradually releasing water into river systems.

Highlight: Deforestation since 1970 has destroyed approximately one-fifth of the forest, significantly impacting water storage capacity and precipitation patterns.

Vocabulary: Convectional rainfall occurs when the sun heats the ground, causing warm air to rise and cool, forming precipitation.

The physical factors affecting the water cycle include:

  • Geology featuring impermeable crystalline rocks
  • Relief patterns ranging from lowlands to Andean catchments
  • Temperature influences on evapotranspiration rates
  • Soil characteristics affecting water storage

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