<http://schema.org/about>
"Last year before Greenbuild in Chicago, one of America's best architecture critics, Blair Kamin, wrote the introduction to Chicago for GreenSource Magazine. So I was pretty nervous when I was asked to write this year's introduction to Toronto; That is"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/buildup-to-greenbuild-how-green-is-toronto.html>