<http://schema.org/description>
"Over the past few years, the U.S. has seen a veritable renaissance in oil production. Sustained high oil prices since 2008 and radical improvements in drilling technology have allowed energy"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.aol.com/article/2013/05/25/the-most-important-consequence-of-the-us-shale-oil/20583992/>