<http://schema.org/about>
"Recycling is one of those feel-good first steps in the path to green living. The latest wave is get-paid recycling - in a half dozen states, consumers are racking up points for discounts or prizes. Now GreenOps (copying Sweden's idea?) is the latest to"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/touchy-feely-feel-good-recycling-get-paid-or-give-it-to-charity.html>