<http://schema.org/about>
"If you thought that those pesky vuvuzela were the worst thing about the 2010 World Cup, wait until you hear about the carbon emissions estimated to be released during the planet's biggest sporting event. According to a study conducted by the Norwegian"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/the-carbon-footprint-of-the-2010-world-cup.html>