<http://schema.org/about>
"Want to know what earth and environmental scientists know, and view the maps they create and use every day? The"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/earthobserver-app-puts-earthquakes-icebergs-and-more-at-your-fingertips.html>