Preliminary data released by the Brazilian government suggests that deforestation in Earth''s largest rainforest slowed 18 percent over the past year. - See more at: http://news.mongabay.com/2014/1126-brazil-amazon-deforestation.html#sthash.w3cMugEq.xDsopNT8.dpufPreliminary data released by the Brazilian government suggests that deforestation in Earth´s largest rainforest slowed 18 percent over the past year.