29 Oct '13, 5pm

50,000 km of roads built across Brazilian Amazon in 3 years

50,000 km of roads built across Brazilian Amazon in 3 years

Roads are rapidly expanding across the Brazilian Amazon opening up once remote rainforests to loggers, miners, ranchers, farmers, and land speculators, finds a new study published in the journal Regional Environmental Change . Researchers from Imperial College London and Brazil-based Imazon used maps of existing roads and satellite imagery to track the expansion of the Brazilian Amazon's road network between 2004 and 2007, a period when nearly 70,000 square kilometers of rainforest was felled in the region. The study found that nearly 17,000 kilometers (10,500 miles) of roads were build annually, amounting to 50,000 km over the period. The researchers found that roads emerged most quickly in areas with high economic growth and where new settlements were being established. Study co-author Rob Ewers says the results will be used to help better forecast where deforestation mi...

Full article: http://news.mongabay.com/2013/1029-brazilian-amazon-roads...

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