I’ve heard that the Arctic is/has melted and the polar bears face extinction; isn’t that terrible? Don’t we have to do something?
Well, yes, it would be terrible if it were true. However, contrary to popular reports, the Arctic has not melted. It’s true that the summer melt in 2007 was greater than usual but the re-freeze in the winters of 2008 and 2009 was greater than usual (i.e. there is more ice than ever). The alarmists will claim that the ice is younger and thinner but so what? The point …