On data losses -vs- geography in Cowtan and Way 2013: data dropout may account for most of the recent observed differences

At Climate Audit, Roman M. has a very interesting analysis that shows the surface grid cell losses from HadCRUT4 in C&W. It hones in on the issue of why the temperature differences from 2005 are much more significant than the earlier part of the record. Data loss seems to be recently seasonally large, especially in…

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September Panics and Smurphy's Law

A layman’s view of the strange period of history we are living through Guest post by Caleb Shaw During hot spells in the summer I often find it refreshing to click onto Anthony’s “Sea Ice Page,” and to sit back and simply watch ice melt. It is an escape from my busy, sweaty routine, as…

ARCUS: July Sea Ice Outlook Published

WUWT comes in at the median value of 4.6 million square kilometers (they rounded up from our 4.55 submission) . It is important to note that even with the large losses in June, nobody who submitted to ARCUS is forecasting the “ice free arctic” to match Jay Zwally’s outlandish claim of “…the Arctic Ocean could…

July sea ice outlook submitted to ARCUS

The WUWT Extent Projection: 4.55 million square kilometers. Readers polled, 142 responded with 22.11% of responses in the range of 4.5 to 4.6 million square kilometers. 4.6 million sqkm  11.21%  (72 votes) 4.5 million sqkm  10.9%  (70 votes) This was almost double the highest single category: 4.8 million sqkm  12.15%  (78 votes) Thus, the median of…