<http://schema.org/about>
"Okay, so it turned out not to be a total failure--the G8 nations (the US, UK, France, etc) ended up pledging to reduce their greenhouse gas emissions 80% by 2050, and to work towards keeping temperature levels from rising 2"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/g8-nations-agree-to-cut-emissions-80-by-2050-developing-countries-still-skeptical.html>