<http://schema.org/about>
"Remembering Mother Nature on Mother's Day, manmade climate change spurs first evacuation, U.S. ditches hydrogen cars, religions celebrate Earthly values, and mo"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/home-blog/green-news-roundup/blogs/weekend-briefing-2>