The Great Carajas Project

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The Great Carajas Project - Description

The great Carajas Project was devised in 1980 and it covered one tenth of Brazil's 900000km squared land area. The main purpose of the project was to mine iron ore. Other minerals were mined in Brazil such as Gold, Manganese, Bauxite, Copper and Nickel but there were low resources of these minerals so are mined from smaller mines. Also, they are ranching and refining aluminium.

The great Carajas project is situated in the heart of the rainforest and is powered by the hydroelectric dam in Tucururi. Two rivers run into the reservoir - the Rio Araquaia and the Rio Tocantis- the dam has flooded a lot of the rainforest. The Tucururi dam was built between the years of 1976 and 1984 intending to power the project. The dam's construction caused the reservoir to cover over 2000km squared of rainforest and had many problems. Chemicals contaminated it and the rotting vegetation of the trees led to an increase of micro organisms which will extract oxygen out of the water and kill fish.
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A large train that travels on a railway that runs from Sierra Dos Carajas to Sao Lui transports the minerals to the port where the minerals are shipped to other countries. The train journey takes 24 hours each way and travels a distance of 1380km there and back. The trains are 200 wagons long and take about 3 hours to load. There are two main mud roads that run through the project area - The Brasilia-Belem highway and The Trans-Amazon highway. The heavy rain often makes these roads very muddy.

The project cost £2billion and it ...

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