1. Westcott P. C. “U.S. ethanol expansion driving changes throughout the agricultural sector” (www.ers.usda.gov/amberwaves/september07/features/ethanol.htm).
2. National Agricultural Statistics Service Acreage Report U.S. Department of Agriculture (www.usda.gov/nass/PUBS/TODAYRPT/acrg0607.pdf).
3. USDA-ERS (www.ers.usda.gov/data/priceforecast/data/futmodsoybeans.xls). Growing global demands for soy for edible oil livestock feed and biodiesel are also contributing to high soy prices.
4. Nepstad D. C. et al. The corn-soy-deforestation link was evidently first noted by The Amazon in a Changing Climate: Large-Scale Reductions of Carbon Emissions from Deforestation and Forest Impoverishment [Amazon Institute for Environmental Research (IPAM) 2006].
5. Angelo C. Desmatamento cresce 8% na Amazonia Folha de Säo Paulo Online (www1.folha.uol.com.br/folha/ambiente/ult10007u337678.shtml).