<http://schema.org/about>
"Last week we announced the new Double Impact Facebook platform and showed you how your green actions could directly help a charity of your choice. With the 4th of July just around the corner, we asked you what the next Double Impact challenge should be"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/double-impact-using-biodegradeable-plates-and-cutlery.html>