Imagine that, Global Warming is what brought humans to this continent in the first place. No wonder the Democrats hate it so.
As far as this recent claim by one individual, I say, refute the overwhelming Geological/Anthropological evidence the supports the “Land Bridge” theory first. Otherwise, shut up and listen.
As far as this recent claim by one FReeper...
There’s not even overwhelming evidence of *just one* migration into the Americas, and there’s not even overwhelming evidence that the land bridge was used for ingress at all. The current non-Euro Arctic populations have languages which are related and haven’t diverged much, showing they’ve come over more recently than the variety of different (McWhorter describes it as a “riot” I think) languages elsewhere in the Americas.