[Blood of Tyrants]

How did polar bears survive the Medieval warming period when there was much less Arctic sea is than there is now?

[Governor Dinwiddie]

#8: "How did polar bears survive the Medieval warming period when there was much less Arctic sea is than there is now?"

Good point. And then there is Greenland. Why did the vikings choose that name? Oh, yes. I remember—because it was so warm that it was green from lush vegetation.