<http://schema.org/about>
"Google isn't the only one hedging its bets between investment in huge centralized solar thermal power plants and putting serious money into distributed solar photovoltaics. Not too long after the DOE announced $2 billion in loan guarantees for solar"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/14-billion-in-loan-guarantees-for-733mw-of-solar-roofs.html>