<http://schema.org/about>
"After a 10-month Greenpeace campaign against Costco's \"Wholesale Ocean Destruction,\" the discount chain's agreed to sustainable seafood sourcing."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/money/sustainable-business-practices/blogs/costcos-seafood-to-get-more-sustainable>