<http://schema.org/about>
"Here's a great video compilation exploring the extreme heat, wildfires, and storms of the year so far, as well as their relationship to climate change,."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/environmental-policy/extreme-weather-climate-change-2012-greatest-hits-video.html>