Six years ago, the National Snow and Ice Data Center in Boulder, Colorado showed a lot of five year old ice during week 41 (October 5-11.)  They track the ice constantly so that they know how old it is.

http://www.arctic-charts.net/ccar.colorado.edu/pub/tschudi/iceage/gifs/latest.gif

But when they published the week 41 data a few months later, they made much of the five year old ice disappear.

March ends a most interesting winter | Arctic Sea Ice News and Analysis

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via Real Climate Science

Posted on February 28, 2021 by tonyheller

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February 27, 2021 at 11:51PM