<http://schema.org/about>
"Modelling complex systems, such as our planet's global climate, isn't about predicting exactly what is going to happen. That's just too hard. But it can give us a much better idea of what is likely to take place."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/climate-change/climate-models-past-15-years-proved-extremely-accurate.html>