<http://schema.org/about>
"Observe 365 days of stylish sustainability (or unicorn worship) with a dozen eco-calendars for 2012 ideal for any home office, kitchen or wherever you see fit t"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/your-home/at-home/blogs/12-great-green-calendars-for-12>