Posted 7/25/2016 20:03 (#5432221 - in reply to #5430705) Subject: RE: I Don't Want to Be Hysterical or Anything...
C IL
It's been an issue for thousands of years. Before they started last century's mad rush to develop/exploit their natural resources.
I read a great book called America: The Accidental Superpower by (Peter) Zeihan, on the advice of Dave Kohl. Has lots of info on geography and how it affects cultures developing nearby.