Movin' on up

To the northside, is the easy answer to global warming say Klaus Desmet and Esteban Rossi-Hansberg; it's what humans have done in the past;

...we argue that the world has seen climate change before, and how it adapted then – when modern adaptive strategies were not available – may provide valuable lessons for the challenges we face today....

The Medieval Warm Period prompted changes in trade patterns and led to important movements of people:

• During the 12th and 13th centuries – pre-dating Ricardo’s famous example of comparative advantage – England was exporting wine to France, and vineyards were found as far north as southern Norway.

With these warmer temperatures, population density in the Nordic countries increased and the Norsemen ventured out, settling first in Iceland and later in Greenland and even parts of Newfoundland....

Works for us.