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…

NASA Announces New Record Growth Of Antarctic Sea Ice Extent

Researchers have measured a new record for sea-ice extent in the Antarctic. Why the white splendour is extending there while it is rapidly disappearing in the Arctic is a mystery.…

Sea Ice News Volume 4 Number 6: Arctic sea ice has most definitely turned the corner – Maslowski is falsified

Plus notes on the ARCUS sea ice forecasting contest As I pointed out on September 16th in Sea Ice News Volume 4 Number 5: No ice free Arctic this year…

Sea Ice News Volume 4 Number 5: No ice free Arctic this year – it appears that Arctic sea ice has turned the corner

It looks like the Maslowski Countdown has ended early and there will be no “ice free Arctic” as predicted this year. From NSIDC, which has a 5 day average in…

Arctic Ice and the DMI deficit

There’s been some interest in these before and after graphs highlighted by the blog “sunshinehours” here. Arctic Sea Ice Not As Bad As They Claimed??? DMI To me it looked like…

Sea Ice News Volume 3 Number 14 – Arctic refreeze fastest ever

After all of the news about a minimum record ice extent last month, this is interesting. As we know when water loses its ice cover, it allows a lot of…

Sea Ice News Volume 3 number 13 – 2012 Arctic sea ice minimum reached, it's all gain from here

I’ve been watching the JAXA sea ice data on the WUWT sea ice page intently for the last few days. Click to enlarge. I was ready to call the minimum…

Sea Ice News Volume 3 number 12 – has Arctic sea ice started to turn the corner?

Nothing definitive, but interesting. The area plot above is from NANSEN. The extent plot also shows a turn:

Sea Ice News – Volume 3 Number 11, part 2 – other sources show no record low Arctic ice extent

Earlier today in part1, I posted about the new record low claimed by NSIDC: Sea Ice News – Volume 3 Number 11, part 1 – new Arctic satellite extent record.…

Sea Ice News – Volume 3 Number 11, part 1 – new Arctic satellite extent record

PART1 – (part 2 comes later today is NOW ONLINE HERE) I’ve been noting with some humor the anticipation of a new Arctic sea ice extent minimum in the Alarmosphere.…