<http://schema.org/about>
"It's really not too often that there's some good news on the endangered species front, but this is one of those times. At the least it's really intriguing. The Whale and Dolphin Conservation Society"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/natural-sciences/gray-whale-extinct-for-centuries-sighted-in-mediterranean.html>