<http://schema.org/about>
"Knowing that a species is endangered is one thing, but knowing how to save it is a whole other problem. For the Grevy's zebra, which has only 2,500 individuals left in the wild, how and why people hunt"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/new-software-saves-endangered-zebras-by-analyzing-people.html>