A long time ago I heard the prediction that the next global dispute will be over water and no other resource and I believe it.
I just returned from the a trip to the USA (Oklahoma City and North Dakota experience a new oil boom) where new technologies will make them a net exporter of oil by 2017 or earlier. That will remove oil as a friction point from the world.
See here for more on water:
http://www.ft.com/intl/cms/s/0/55c6d...#axzz3I4lh0HTX
Threat to world’s water security greater than thought
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