> I wonder, doesn't most oxygen come from those trees? I've read the expression "lung of the planet". Essentially it seems it's a matter of survival. No, the

> I wonder, doesn't most oxygen come from those trees? I've read the expression "lung of the planet". Essentially it seems it's a matter of survival. No, the express is stupid. Amazon is an old forest and consume almost all oxygen it produces. Oxygen come mostly from algae in the ocean. Amazon is important for climate control and biodiversity.