Disclaimer. After nearly 40 years managing money for some of the largest life offices and investment managers in the world, I think I have something to offer. These days I'm retired, and I can't by law give you advice. While I do make mistakes, I try hard to do my analysis thoroughly, and to make sure my data are correct (old habits die hard!) Also, don't ask me why I called it "Volewica". It's too late, now.

BTW, clicking on most charts will produce the original-sized, i.e., bigger version.

Wednesday, October 19, 2016

Arctic sea ice

This shows the 12 month average October to September each year.  (Source)

The data have been estimated back to 1850 by Walsh & Chapman and plotted against the satellite records, using January to December averages:


The red box at the end represents the time span the denialists like to show.

Read more here.

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