A garden or a wilderness? One-fifth of the Amazon may have been savannah before the arrival of Europeans

Mongabay
By Jeremy HanceJul 9, 2014, 5:23 pm89 pts
The Amazon is the largest tropical forest on the planet, covering about 6.5 million square kilometers, although much has been lost in recent decades.Yet new research published in the Proceedings of the National Academy of Sciences (PNAS) finds that quite recently—just 500 years ago—a significant portion of…

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