<http://schema.org/about>
"The EPA has been put through hell this week -- first, there were the Congressional hearings in which the new chairman of the House Energy Committee, along with others, railed against the expanded Clean Air"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/2000-health-pros-2500-scientists-ask-congress-to-enforce-new-clean-air-act-standards.html>