<http://schema.org/headline>
"Au Contrail: Aviation&amp;#8217;s Uphill Battle to Curb Emissions"^^<http://www.w3.org/2001/XMLSchema#string>
<http://blogs.wsj.com/environmentalcapital/2009/09/25/au-contrail-aviations-uphill-battle-to-curb-emissions/>