<http://schema.org/about>
"The theme of this year's World Water Day is Coping with Water Scarcity.  This is a very fitting subject, given the United Nation's prediction that by 2025, 1.8 billion people will live in regions or countries with \"absolute water scarcity.\" "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-water/world-water-day.html>