Tag Archives: Arctic Ocean

Modeling sea level rise is an ‘uneven’ proposition

Posted on February 21, 2013 by

From the British Antarctic Survey New projections of ‘uneven’ global sea-level rise Reporting in the journal Geophysical Research Letters researchers have looked ahead to the year 2100 to show how ice loss will continue to add to rising sea levels … Continue reading →

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Posted in Sea level | Tagged , , , , , , , | 75 Comments

Ice loss model verification via satellite observations

Posted on February 13, 2013 by

European satellite confirms UW numbers: Arctic Ocean is on thin ice By Hannah Hickey (via university of Washington press release) The September 2012 record low in Arctic sea-ice extent was big news, but a missing piece of the puzzle was … Continue reading →

Posted in Arctic, Modeling, Sea ice | Tagged , , , , , | 97 Comments

Dust in the wind: Melt ponds in the Arctic hasten overall melting

Posted on January 18, 2013 by

I’ve often wondered if carbon soot plays a role in this. See our recent WUWT story about how black carbon’s role has been underestimated, and note that Arctic melting is listed as one of the effects. See also the tag … Continue reading →

Posted in Arctic, Carbon soot | Tagged , , , , , , , | 55 Comments

Alice in Wonderland science

Posted on November 29, 2012 by

Our energy and environment deserve better – in South Africa and Qatar Guest post by Dr. Kelvin Kemm A few weeks ago, perhaps as a prologue to the “global warming disaster” convention in Doha, Qatar, South Africa’s Department of Environment … Continue reading →

Posted in Oceans, Ridiculae, Science | Tagged , , , , , , , , | 51 Comments

Sea ice extent linked to ocean currents – hindcast model works

Posted on November 21, 2012 by

UPDATE: Perhaps in response to criticism here, MIT has changed the press release wording. See below. From MIT, now if they could work the wind patterns in, as NASA suggests, we might have a clearer picture of why the Arctic … Continue reading →

Posted in Arctic, Sea ice | Tagged , , , , , , , | 95 Comments

Arctic Ice and the DMI deficit

Posted on October 26, 2012 by

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 a data processing change at DMI (Danish Meteorological Institute) of … Continue reading →

Posted in Arctic, Sea ice | Tagged , , , , , | 30 Comments

NASA on Earth’s bipolar sea ice behavior

Posted on October 24, 2012 by

Opposite Behaviors? Arctic Sea Ice Shrinks, Antarctic Grows September 2012 witnessed two opposite records concerning sea ice. Two weeks after the Arctic Ocean’s ice cap experienced an all-time summertime low for the satellite era (left), Antarctic sea ice reached a … Continue reading →

Posted in Antarctic, Arctic, Sea ice | Tagged , , , , | 175 Comments

Thinning Arctic Ice; More Al Gore Aided and Abetted Misinformation?

Posted on October 9, 2012 by

Guest post by Dr.Tim Ball Al Gore did more to bring melting Arctic ice to global attention and concern than anyone. Polar bears became victims and poster animals for destructive human production of CO2. He’s done more than most in … Continue reading →

Posted in Al Gore, Arctic, Sea ice | Tagged , , , , , , , , | 57 Comments

Hamster wheels and sea ice explained

Posted on September 25, 2012 by

From the University of Calgary Utoday: Melting Arctic ice cap at record low - By Heath McCoy Think of a poor hamster on a spinning wheel, caught up by momentum and unable to stop until it’s overwhelmed, sent tumbling, crashing out … Continue reading →

Posted in Arctic, Sea ice | Tagged , , , | 205 Comments

New paper finds deep Arctic Ocean from 50,000 to 11,000 years ago was 1–2°C warmer than modern temperatures

Posted on August 29, 2012 by

Reposted from the Hockey Schtick A new paper published in Nature Geoscience finds “From about 50,000 to 11,000 years ago, the central Arctic Basin from 1,000 to 2,500 meters deep was … 1–2°C warmer than modern Arctic Intermediate Water.” This finding is particularly surprising … Continue reading →

Posted in Paleoclimatology | Tagged , | 49 Comments

Sea Ice News – Volume 3 Number 10 – ARCUS August Sea Ice Outlook posted, plus worries over Arctic storm breaking up sea ice

Posted on August 13, 2012 by

In the latest ARCUS Sea Ice Outlook, WUWT, Stroeve (NSIDC), and Meier (NSIDC) agree at 4.5 million square km. Whether those values turn out to be high due to the recent ice loss as a result of a strong Arctic … Continue reading →

Posted in Sea Ice News | Tagged , , , , , , | 148 Comments

Shades of Zwally – Vision Prize calls for ‘ice free Arctic’ predictions – cast your vote

Posted on July 19, 2012 by

People send me stuff. Today, just over two months away from the end of summer, when NASA’s Jay Zwally famously predicted (with an assist from AP’s Seth Borenstein): “…the Arctic Ocean could be nearly ice-free at the end of summer … Continue reading →

Posted in Announcements | Tagged , , , , , , , | 97 Comments

Coldest July in history for Anchorage?

Posted on July 13, 2012 by

From the Alaska Dispatch and the weather is not climate unless it’s 100 degrees outside department comes this report: Could this be the coldest July in history for Anchorage? According to the National Weather Service, Anchorage, Alaska is experiencing record … Continue reading →

Posted in records, Weather | Tagged , , , , , , | 68 Comments

Here we go again: row, row, row, your boat – Arctic edition

Posted on July 9, 2012 by

Guest Post by Willis Eschenbach I must admit, being an oceanic adventurer myself, I do love to read about outrageous voyages. The feats of Shackleton in the Endurance stir my blood. I’ve stood on the deck of the Gjoa, the … Continue reading →

Posted in Arctic | Tagged , , , , , | 152 Comments

Study shows the Arctic was much colder while Earth was warmer during Eemian warm period

Posted on June 15, 2012 by

Warm Climate – Cold Arctic? The Eemian is a poor analogue for current climate change 12.06.2012/Kiel. The Eemian interglacial period that began some 125,000 years ago is often used as a model for contemporary climate change. In the international journal … Continue reading →

Posted in Arctic, Paleoclimatology | Tagged , , , , , , , | 46 Comments

SMOS Satellite imagery suggests NE passage to open soon – ‘primarily attributable to the wind’

Posted on June 13, 2012 by

From the Alfred Wegener Institute:   North-East Passage soon free from ice again? Winter measurements show thin sea ice in the Laptev Sea, pointing to early and large scale summer melt Bremerhaven, 8 June 2012, The North-East Passage, the sea … Continue reading →

Posted in Arctic, Sea ice | Tagged , , , , , , , | 84 Comments

Measurements of Carbon in the Arctic Ocean – “Carbon is the currency of life.”

Posted on May 21, 2012 by

New Study by WHOI Scientists Provides Baseline Measurements of Carbon in Arctic Ocean Scientists from the Woods Hole Oceanographic Institution (WHOI) have conducted a new study to measure levels of carbon at various depths in the Arctic Ocean. The study, … Continue reading →

Posted in Arctic | Tagged , , , , , , , | 55 Comments

“…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

Negative feedback? Declining sea ice to lead to cloudier Arctic

Posted on March 29, 2012 by

From the AGU weekly highlights Composite image. Data from MODIS. Credit: National Snow and Ice Data Center. See High Resolution Image Key Points: EFA method is valuable in providing quantitative assessment of feedback Decrease in sea ice leads to increase … Continue reading →

Posted in Arctic | Tagged , , | 63 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