Peek into the future of water wars

From io9

Want to know where the trouble spots are going to be?  Here's one map.

There's not too much question where the regions of waterstress are.

Now the problem is, how many countries in those areas have dangerous weapons?

What are they willing to do about the water situation?

Could desalination help everything? doubtful.  But it could go a long way to resolving some of the dangerous situations we already see brewing.