This essay, for which I've added a link below, explains part of the reason for much of what might be called the world's "climate contrarianism":
http://blogs.the-american-interest.com/wrm/2011/06/24/the-failure-of-al-gore-part-one/
I particularly like the quotation from a hymn: "You can't be a beacon if your light don't shine."
Another Tired Kicking For The Sick And Disabled By Rishi