Once again, the Amazon is burning—and deforestation may be approaching a tipping point that could turn the world’s largest rain forest into dry savanna or even dessert.

What are the potential consequences? Why aren’t we terrified? Who should be doing what?

André Guimarães, executive director of IPAM Amazonia, one of the premier research organizations studying the Amazon, has answers in this episode of New Thinking for a New World.