<http://schema.org/about>
"The water crisis and energy crisis are not necessarily exclusive issues around the globe. The generation of electricity is hugely dependent upon water, which is a quickly disappearing resource. Power plants heavily rely on water to"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-water/interactive-map-shows-worldwide-water-and-energy-tug-o-war.html>