Causes of Deforestation: Tropical Rainforests (Edexcel GCSE Geography A)
Revision Note
Written by: Jacque Cartwright
Reviewed by: Bridgette Barrett
Tropical Rainforest Deforestation
Deforestation is the removal of trees from land for non-forest use
Tropical rainforests experience the highest levels of deforestation in the world
The majority of rainforests are located in:
Developing countries, such as the Democratic Republic of Congo (DRC)
Emerging countries, such as Brazil
Global distribution of tropical rainforests
Social and Economic Causes of Deforestation
Social | Economic |
---|---|
Population pressure: as population grows, more space for housing is needed | Logging and timber export |
The opportunity for landless people to own a plot of land to grow food and use the wood for fuel | Palm oil plantations: large areas are cleared for palm oil as the demand for foods and cosmetics grows due to an increasing population |
Improve infrastructure and provide energy for workers | Mining: valuable minerals are found in the tropical rainforest, such as iron ore |
The expansion of urbanisation and agriculture means that land is cleared | Large areas of land are needed for cattle ranching, which usually involves 'slash and burn' techniques |
| Tourism: camps and lodges are being built to satisfy the demands of increased 'eco-tourism' visitors |
Deforestation of the Amazon rainforest basin
Social and Economic Causes of Deforestation in the Amazon Basin
Social | Economic |
---|---|
Population pressure: since 1960, the government have wanted to open up the interior of the Amazon | Logging of valuable trees like mahogany, which can be sold for timber to make furniture. Other trees are cut down for paper products |
Expanding cities. Cities like Parauapebas have grown rapidly due to workers arriving to work in the iron ore mines | Extension of agricultural land for cattle ranching: Brazil is the leading producer of beef |
An opportunity for landless people to own a plot of land | Land required for growing soybeans—this was Brazil’s leading export for a period in the 2000s and has helped Brazil pay off debts |
Exploiting the Amazon as a way to reduce poverty in Brazil | Large areas of land are needed for cattle ranching, which usually involves 'slash and burn' techniques |
Infrastructure for farmers, loggers and miners | Minerals – the largest concentration of mineral resources is at Carajas, where there are large deposits of gold, iron ore, nickel, copper, manganese and bauxite (a key ingredient for making aluminium) |
| Road building such as the Trans-Amazon highway |
| HEP stations in the Amazon Basin have resulted in the flooding of large areas of forest. The flooding of the Balbina dam in Brazil resulted in the loss of 920 square miles of tropical rainforest |
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