CAIUA, Brazil (DTN) -- Brazil has the world's second-largest cattle herd spread sparsely across the country's vast interior.
With few constraints on land, for decades when pasture degraded ranchers simply moved their cattle on to the next block of savannah or cut down a little more forest.
But times have changed and this old exploitative model is no longer sustainable.
Brazilian authorities have clamped down on clearance in the Amazon region over the last 10 years, which means there simply aren't new virgin lands to move on to. Meanwhile, the success of soybean farming in the Cerrado has led to ...