|Soybean field and Amazon forest on its periphery|
According to this report, commodity exports are make Brazil economically dependent on the global marketplace. Agricultural production and cattle grazing are the catalysts behind increasing deforestation. As soybean fields are expanded, this pushes cattle further and further in to the forest, accelerating deforestation.
Today, soybeans, beef and sugar account for more than half of Brazil's foreign trade. Brazil is the world's second-largest exporter of soybeans (used for animal feed in Europe and China).
For more see: "The Brazilian Rainforest : Caught Between Biodiversity and Business," ScienceDaily, 28 February 2012.