Comments on: What is Normal? http://www.climate-skeptic.com/2007/11/what-is-normal.html Sat, 11 Feb 2012 16:51:39 +0000 hourly 1 http://wordpress.org/?v=3.0.3 By: gmee http://www.climate-skeptic.com/2007/11/what-is-normal.html/comment-page-1#comment-195 gmee Fri, 16 Nov 2007 20:51:52 +0000 http://climate-movie.com/wordpress/2007/11/what-is-normal.html#comment-195 <p>"The Arctic Oscillation was fairly stable until about 1970..."</p> <p>How do we know this? <br /> And, if it's true, why would it become less stable after 1970? </p> “The Arctic Oscillation was fairly stable until about 1970…”

How do we know this?
And, if it’s true, why would it become less stable after 1970?

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