What If We Lost The Amazon Rainforest?

How long would it take for the world's largest rainforest to burn down? If we don't do anything to stop it, we'll soon find out. The Amazon rainforest creates 20% of the Earth's oxygen. It's home to 30% of the planet's species, and it holds the secrets to treating some of our most deadly diseases. If we destroy the Amazon rainforest, the consequences would be disastrous, and they'd be felt all around the world. Could we survive without it?