Freshwater Scarcity: The Greatest Crisis Most Americans Have Never Heard Of -- Tavis Smiley, PBS"When the well is dry, we learn the worth of water," Benjamin Franklin quipped wisely over two centuries ago, long before it seemed conceivable that freshwater could become scarce across the planet or anyone imagined the need for an Earth Day.
Today, for the first time in human history, the global well is starting to go dry -- and we are all about to learn the painful lessons of what happens when societies run short of history's most indispensable resource.
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My Comment: There is a reason why past empires established themselves beside major rivers and water supplies. No water .... no chance of having a significant population in the area.
As to the coming water crisis, it is easy to predict that this will result in mass migration and population displacement. If illegal immigration is a problem today, the future certainly holds something that is much worse.