<http://schema.org/about>
"\nChinese steel is cheap, but its production is also more carbon-intensive and has less pollution controls placed upon it than elsewhere. It would likely not be so cheap if all the environmental costs were internalized into its price. Photo: Erik Charlton"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/poor-nations-warn-against-protectionist-carbon-tariffs-at-bonn-climate-talks.html>