By Paul Homewood
https://rclutz.wordpress.com/2016/02/27/noaa-is-losing-arctic-ice/
Ron Clutz takes a look at the differences between MASIE and NSIDC’s Sea Ice Index:
Something strange is happening in the reporting of sea ice extents in the Arctic. I am not suggesting that “Something is rotten in the state of Denmark.” That issue about a Danish graph seems to be subsiding, though there are unresolved questions. What if the 30% DMI graph is overestimating and the 15% DMI graph is underestimating?
The MASIE record from NIC shows an average year in progress, with new highs occurring well above the 2015 maximum:

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