<http://schema.org/about>
"We recently tried to answer the question \"What is green design?\"  As warmup for the real thing, I applied the criteria to some of the items we reviewed last year at ICFF and find that a few came up short."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/looking-back-how-green-were-our-choices-at-icff-2008.html>