Category Archives: sea ice

“…the Arctic Ocean could be nearly ice-free at the end of summer by 2012″

Posted on May 12, 2012 by

Its always important to remember what has been predicted by the elders of science, and to review those predictions when the time is right.  In four months, just 132 days from now at the end of summer on the Autumnal … Continue reading →

Posted in Arctic, sea ice | Tagged , , , , , , , , , | 198 Comments

Yet another error in NSIDC graphs?

Posted on May 4, 2012 by

UPDATE: problem solved, see below. I wonder if NSIDC actually looks at their own output from day to day? I know that sounds harsh, but the reality is that bloggers keep finding their errors and pointing them out to them, … Continue reading →

Posted in Arctic, sea ice | Tagged , , , , , , , | 154 Comments

Another sea ice record in the Bering Sea plus April sea ice summary

Posted on May 3, 2012 by

National Weather Service, Anchorage Forecast Office issued this today: NOAK48 PAFC 032215 PNSAFC PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE ANCHORAGE AK 215 PM AKDT THU MAY 3 2012 …RECORD SEA ICE AT PRIBILOF ISLANDS… THIS HAS BEEN AN EXTREME WINTER … Continue reading →

Posted in Arctic, sea ice | Tagged , , , , , , , , , | 52 Comments

Icy Arctic Variations in Variability

Posted on May 3, 2012 by

Guest Post by Willis Eschenbach A while back, I noticed an oddity about the Hadley Centre’s HadISST sea ice dataset for the Arctic. There’s a big change in variation from the pre- to the post-satellite era. Satellite measurements of ice … Continue reading →

Posted in Arctic, sea ice | Tagged , , , , , , , | 110 Comments

Cache of historical Arctic sea ice maps discovered

Posted on May 2, 2012 by

Arctic Sea ice data collected by DMI 1893-1961 Guest post by Frank Lansner I came across a number of maps showing Arctic ice extend from 1893 to 1961 collected by DMI in “Nautisk Meteorologisk Aarbog”. Each year DMI have collected … Continue reading →

Posted in Arctic, sea ice | Tagged , , , , , , , | 164 Comments

NSIDC fixes their Arctic Sea Ice graphing problem

Posted on April 19, 2012 by

As I mentioned yesterday, NSIDC had an oops moment, but with the help of skeptical blogs, was notified of the problem and responded timely and appropriately. They posted this update today: Update, April 19, 2012: The nine-day trailing average climatology … Continue reading →

Posted in Arctic, sea ice | Tagged , , , | 86 Comments

A Big Picture Look At “Earth’s Temperature” – Quarterly Update

Posted on April 15, 2012 by

By WUWT regular “Just The Facts” This format received a positive response in the previous article and apparently encouraged Skeptical Science to take A Big Picture Look at Global Warming, thus this article will be updated on a quarterly basis … Continue reading →

Posted in Alarmism, Antarctic, Arctic, climate data, climate_change, global warming, measurement, oceans, proxies, sea ice, sea level, Sea Surface Temperature, snow, Uncategorized | Tagged , , , , , , , , | 90 Comments

Submarines in the Winter Twilight

Posted on March 17, 2012 by

One of the more celebrated North Pole surfacings of the USS Skate happened today in 1959, see http://wattsupwiththat.com/2009/04/26/ice-at-the-north-pole-in-1958-not-so-thick/ for more on that and several others. Nearly a couple years ago at the ICCC in Chicago, Lord Monckton noted that at … Continue reading →

Posted in Arctic, Astronomy, Citizen science, sea ice | Tagged , , , , , , , | 59 Comments

Snow White Takes a Walk In The Park

Posted on March 12, 2012 by

Guest Post by Willis Eschenbach I wrote a post called I Used To Be Snow White (… but then I drifted) a week or so ago about a study titled “Impact of Declining Arctic Sea Ice on Winter Snowfall” (PDF) that … Continue reading →

Posted in Arctic, sea ice, snowfall | Tagged , , , , , , | 72 Comments

I used to be Snow White

Posted on March 6, 2012 by

Guest Post by Willis Eschenbach There’s a paper out by, inter alios, our good friend Judith Curry. The paper is “Impact of Declining Arctic Sea Ice on Winter Snowfall”, by Jiping Liu, Judith A. Curry, Huijun Wang, Mirong Song, and … Continue reading →

Posted in Arctic, sea ice, snowfall, weather | Tagged , , , , , , | 137 Comments

Tamino’s Trick

Posted on March 5, 2012 by

Guest Post by Jeff Condon Tamino has his crowd all whipped up about sea ice.  He has done two posts now declaring how stupid I, Anthony Watts, and by association, all of you, are.   Sorry folks, it was a … Continue reading →

Posted in Arctic, sea ice | Tagged , , , , , , | 90 Comments

Sea Ice News Volume 3 #1 – The “Arctic Institute” pwns itself

Posted on March 4, 2012 by

UPDATE: 3/5 8:30PM PST There’s a hilarious backstory on the sockpuppetry that went on yesterday from the founder of The Arctic Institute – read my comment on it here It is that time again where attention turns to Arctic Sea … Continue reading →

Posted in Arctic, sea ice, Sea Ice News | Tagged , , , , , , | 212 Comments

NASA and multi-year Arctic ice and historical context

Posted on March 1, 2012 by

Over at NASA, they have a press release about old Arctic sea ice disappearing since 1980, including a helpful comparison widget that splits the before and after for comparison. I’ll run it in full below followed by comments. NASA Finds … Continue reading →

Posted in Arctic, sea ice | Tagged , , , , , | 111 Comments

Crowdsourced Climate Complexity – Compiling the WUWT Potential Climatic Variables Reference Page

Posted on February 19, 2012 by

By WUWT regular “Just The Facts” With the help of an array of WUWT reader comments, which began on this thread on January, 15th 2011, and grew on January 22nd, 2011, February 10th, 2011, February 28th, 2011, June 30th, 2011 … Continue reading →

Posted in AMO, Announcements, Antarctic, Arctic, Carbon dioxide, carbon sequestration, Citizen science, climate data, clouds, cosmic rays, dust storms, earth, education, energy, ENSO, Environment, feedbacks, flooding, forecasting, geothermal energy, global warming, hurricanes, Land use land cover change, lightning, measurement, Methane, modeling, oceans, PDO, Science, sea ice, snowfall, Temperature, tornadoes, UHI, weather | Tagged , , , , , , , , | 132 Comments

Was the Northeast Passage first navigated in 1660?

Posted on February 13, 2012 by

If true, it suggests periods of reduced Arctic sea ice during that time that made this feat possible. Reposted from the blog Ecotretas with permission   A graphical comparison between the North East Passage (blue) and an alternative route through … Continue reading →

Posted in Arctic, sea ice | Tagged , , , , , , , | 68 Comments

Sea ice variability within and outside the Arctic Circle

Posted on February 5, 2012 by

The essay below is a result of some collaboration between Jeff Condon and myself. I’ve been wondering for quite some time if there was any trend difference between the truly “arctic” sea ice inside the Arctic Circle and the ice … Continue reading →

Posted in sea ice | Tagged , , , , , , , | 54 Comments

Alaska On The Rocks

Posted on January 27, 2012 by

Guest Post by Willis Eschenbach From the “weather is not climate” department, the sea ice is in early and thick in Alaska. It makes me shiver just to look at the picture. They had to use an icebreaker to get … Continue reading →

Posted in Arctic, sea ice, snow | Tagged , , , , , , , , , | 172 Comments

The Ridiculousness Continues – Climate Complexity Compiled

Posted on January 21, 2012 by

By WUWT regular “Just The Facts” With the help of an array of WUWT reader comments on this thread and several others documented within, I’ve been compiling a summary of all potential climatic variables in order to build a conceptual … Continue reading →

Posted in aerosols, AMO, Antarctic, Arctic, climate data, clouds, cosmic rays, dust storms, earth, Earthquakes, energy, ENSO, feedbacks, geothermal energy, Gravity, hurricanes, Methane, oceans, PDO, petroleum, Science, sea ice, snow, solar, solar power, thorium power, tornadoes, wind power | Tagged , , , , , , , , , , | 266 Comments

Russian river water affecting the Arctic – AO shift blamed

Posted on January 4, 2012 by

From the University of Washington Russian river water unexpected culprit behind Arctic freshening near US, Canada A hemisphere-wide phenomenon – and not just regional forces – has caused record-breaking amounts of freshwater to accumulate in the Arctic’s Beaufort Sea. Freshwater … Continue reading →

Posted in Arctic, sea ice | Tagged , , , , , , , , | 41 Comments

New WUWT Polar Vortex Reference Page

Posted on October 29, 2011 by

By WUWT regular “Just The Facts” We are pleased to introduce WUWT’s newest addition, the WUWT Polar Vortex Reference Page. For those unfamiliar, a Polar Vortex is “caused when an area of low pressure sits at the rotation pole of … Continue reading →

Posted in Antarctic, Arctic, ozone, sea ice, stratospheric water vapor | Tagged , , , , , | 81 Comments

NSF just now figures out Archimedes’ buoyancy principle

Posted on October 10, 2011 by

Just like Archimedes discovered millennia ago, it is well known today that the Arctic ice cap displaces it’s own weight in the water so that when it melts it will not cause a rise in global sea level. Surprisingly, the … Continue reading →

Posted in Arctic, Science, sea ice | Tagged , , , , , , | 157 Comments

Model predicts Arctic sea ice extent

Posted on September 24, 2011 by

From the University of Washington , some great news if it holds predictive power over time in the face of a cyclic, noisy, non-linear system. Model provides successful seasonal forecast for the fate of Arctic sea ice Relatively accurate predictions … Continue reading →

Posted in Arctic, forecasting, modeling, sea ice | Tagged , , | 47 Comments

Sea Ice News: Arctic sea ice “may” have turned the corner

Posted on September 13, 2011 by

UPDATES: New NSIDC data and a press release from them added below. While some folks (Joe Romm in particular) are touting the recent University of Bremen press release suggesting a new record low has been met, declaring record minimum Arctic extent … Continue reading →

Posted in Arctic, sea ice, Sea Ice News | Tagged , , , , , , | 209 Comments

Final 2011 sea ice outlook submitted to ARCUS

Posted on September 2, 2011 by

While I’ve sent this to Helen Wiggins at ARCUS (and have confirmation of receipt), I’m also posting it here for the record. PAN-ARCTIC OUTLOOK  FROM WUWT (acronym for WattsUpWithThat.com)

Posted in Arctic, forecasting, sea ice | 39 Comments

Final Arctic Sea Ice forecast poll

Posted on August 31, 2011 by

Poll now closed. Results below will be submitted to ARCUS on Sept 1st. Once again, I’m going to give WUWT readers an opportunity to make a forecast for submission, based on voting. See the poll at the end. I’m late … Continue reading →

Posted in Arctic, forecasting, sea ice | 178 Comments