<http://schema.org/about>
"There are several recent video games which teach kids to consider natural resource protection and promote planet-saving activities, but what about greening the act of gaming itself? Flip produced a 5 minute clip on several"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/video-tips-for-greener-gaming.html>