The tiny country of Paraguay now exports more beef than Argentina, long the carnivore capital of the world.
But for the country's indigenous tribes, the beef bonanza has meant a series of battles with ranchers accused of illegally clearing land for cattle.
Now the group has released new images showing the destruction hasn't ceased.
The Ayoreo indigenous tribe has been steadily losing its ancestral lands as forests are destroyed. Brazilian ranchers have refused to hand over land legally belonging to the tribe unless the state allows them to deforest another large section of land.
The BBC has more on the land rush in the Chaco region.
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