<http://schema.org/about>
"I've long wondered why fishermen/women do not get more upset over coal burning, which is the major source of mercury contaminating US freshwater fish.  So far,"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/green-food/minnesotas-fish-like-its-women-children-all-above-average-mercury-rising.html>