<http://schema.org/item>
<http://www.treehugger.com/treehugger-radio/alexis-madrigal-on-powering-the-dream-podcast/www.treehugger.com>
<http://www.treehugger.com/treehugger-radio/alexis-madrigal-on-powering-the-dream-podcast/page3.html>