<http://schema.org/about>
"There have been a number of surveys released in the past few months about shifting attitudes of the American public regarding global warming. The general trend seems to be towards more climate skepticism and issue fatigue, and"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/new-gallup-poll-shows-global-warming-skepticism-growing-but-really-among-conservatives-shocker.html>