<http://schema.org/about>
"From plug-in cars that you can buy today to those of tomorrow, to bike-friendly cities, concept cars and more, read on for the Best of Green 2012 winners in Transportation."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/slideshows/cars/best-of-green-2012-transportation/>