<http://schema.org/about>
"As South by Southwest: Eco returns for its second year, we ask Director of SXSW Eco, Scott Wilcox about the goals and logistics of expanding SxSW to include sustainability."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/making-case-south-southwest-eco-sxsw-eco.html>