Why the New World was So Empty
when the Europeans arrived – Debris from an exploding star (a supernova) wiped out mostof the large animals (including humans) living in North America around 13,000 years ago. This is one reason why the continent was so empty, despite being so verdant, when the Europeans arrived. If this hadn’t happened, they would have had to make many more concessions to the Indian tribes living here and the history of the US might have been very different.
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