Brazil is the world's biggest soya bean exporter. The legume, used largely for animal and fish feed, is one of the most widely grown crops in Brazil, and posed a huge deforestation threat to the Amazon rainforest until stakeholders voluntarily agreed to impose a moratorium and no longer source it from the region in 2006. The voluntary agreement brought together farmers, environmentalists and international food companies such as Cargill and McDonald's, and determined that any detection of soya beans planted on areas deforested after 2008