<http://schema.org/about>
"Dead zones are certainly no stranger to these pages. As Matthew quipped in a recent post, stories about the Gulf of Mexico's (in)famous dead"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/tropical-dead-zones-set-to-expand-by-50-percent-under-climate-change.html>