<http://schema.org/about>
"You've probably heard plenty about the nation's incipient smart grid -- that futuristic-sounding thing that would transform our current one-way grid into yes, a smarter, two-way system that would better allow utilities to match supply to demand. Clean"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/smart-grid-by-2030-the-energy-and-carbon-we-could-save.html>