<http://schema.org/item>
<http://www.treehugger.com/clean-technology/an-explanation-of-the-water-cycle-with-pictures-and-diagrams/www.treehugger.com/technology/>
<http://www.treehugger.com/clean-technology/an-explanation-of-the-water-cycle-with-pictures-and-diagrams/page3.html>