<http://schema.org/about>
"Scientists vs. scientists on how to fight global warming, poachers vs. African gray parrots, Obama vs. Bush's emissions rules, volcanos vs. ice, and a billion g"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/home-blog/green-news-roundup/blogs/the-noon-digg-mon-1>