Amazon forest has an economic value four times higher than if turned into cattle pasture, if benefits such as its contribution to rainfall, clean air and a stable climate are considered.
The asbestos extraction firm Sama S.A., operating in the city of Minacu, is the world's third-largest chrysotile asbestos producer, shipping it to more than 150 countries.
This year, 66 workers were found in slavery-like conditions at just one site, according to the head of the Brazil's anti-slavery authority.
Through the practice, landowners can deforest a higher percentage of legitimately owned properties by counting illegally acquired land as a nature reserve.
Pledges have remained largely unfulfilled, with scant evidence of up-and-running forest protection and restoration efforts as a direct result of the pact, critics say.
Biden's election as the next U.S. leader, replacing climate change skeptic Donald Trump, has raised expectations that conserving the rainforest will get greater attention and priority.
