<http://schema.org/about>
"Increased levels of atmospheric carbon dioxide pose a hazard to marine life, world wide.  Counter-intuitive and obscure as this may sound, the  popular press recently has shown an interest in scientific research on the topic.  All that is needed to"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/dissolved-c02-threatens-the-collapse-of-marine-ecosystems-can-pico-fight-back.html>