<http://schema.org/description>
"What is &amp;quot;energy&amp;quot;? Where does it come from? How do we pay for it? Learn the answers to these questions, and find out how to live more efficiently in your home."^^<http://www.w3.org/2001/XMLSchema#string>
<http://home.howstuffworks.com/green-living/how-to-conserve-energy-at-home2.htm>