Forget nuclear Iran. Or Russia. Isis. Al Qaeda. The most dangerous wars will be waged over lack of water. From the Colorado River Basin to China damming rivers in Tibet. Neighbors are already wrestling for well rights. The countries and regions that have vs. those which do not. New world order.
Desalination is expensive. But will be necessary. A wise banker back in the 80’s told me to focus on working with global companies to tackle this issue. Prescient. Water. Not weapons.