<http://schema.org/description>
"One medium-sized dog produces more greenhouse gas than a Toyota Land Cruiser, New Zealand scientists Robert and Brenda Vale say in a new book."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Science_News/2009/12/23/New-book-says-dogs-pollute-more-than-SUVs/UPI-70841261590309/>