<http://schema.org/about>
"The Earth may be our home but disasters like oil spills and threats like deforestation and global warming mean that it might not be such a hospitable place for much longer. Still, in the face of these obvious"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/enter-the-coolclimate-art-contest-and-offer-your-vision-of-a-cleaner-future.html>