Tag Archives: Arctic

A Retrospective: Fun With Sea-Ice

At right: Portrait of the artist first writing on sea-ice; coastal Maine, January 1977 Guest essay by Caleb Shaw PART ONE Nearly forty years ago, back when nobody talked of Global Warming, I lived up on the coast of Maine … Continue reading

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Posted in Sea ice | Tagged , , | 101 Comments

It’s The Circumpolar Vortex Not The Polar Vortex And Other PR Deceptions

Note: the image below is an animation, on some browsers you may have to click on it to get it to animate. Above: Image from Unisys showing the circumpolar vortex during the last big outbreak and decay in the CONUS. … Continue reading

Posted in Climate News, media, Vortex, Weather | Tagged , , | 84 Comments

Climate as a heat engine

Guest essay by Jan Kjetil Andersen As Willis describes in his article on December 21, the atmosphere can be seen as a gigantic heat engine, i.e. a machine which convert thermal energy, namely temperature, into mechanical energy, namely wind. It … Continue reading

Posted in Earth, Energy, Global warming | Tagged , , , , , , , | 193 Comments

Nature proves Al Gore wrong again

Gore’s “ice free Arctic” prediction from five years ago, falsified by nature itself The great bloviator has been pwned again, by the actions of nature itself. In Germany, five years ago this past Saturday, Al Gore claimed that the ““Entire … Continue reading

Posted in Al Gore, Alarmism, Antarctic, Arctic, Sea ice | Tagged , , , , , , | 74 Comments

Ice melting Arctic cyclones more common than previously thought

Remember the Arctic cyclone that chopped up the Arctic sea ice in 2012, resulting in a new record low summer extent for the satellite era? It turns out they are rather common. From the AGU Fall Meeting and the Ohio … Continue reading

Posted in AGU 2013, Arctic, Sea ice | Tagged , , , , | 41 Comments

IPCC’s Report on Climate Change: Myths & Realities

A World Meteorological Organization insider’s view of the IPCC report. Guest essay by Dr. S. Jeevananda Reddy Formerly Chief Technical Advisor – WMO/UN [A note to readers: English is not Dr. Reddy’s primary language. I have made some edits to … Continue reading

Posted in Agriculture, IPCC | Tagged , , , , , , , | 51 Comments

Negative feedback? Storing CO2 in the Arctic

From the Massachusetts Institute of Technology: While the Arctic Ocean is largely a carbon sink, researchers find parts are also a source of atmospheric carbon dioxide For the past three decades, as the climate has warmed, the massive plates of … Continue reading

Posted in Carbon dioxide | Tagged , , , , , , , | 69 Comments

Methane estimates from the Arctic double, but there’s no cause for alarm

From the University of Alaska, Fairbanks Study: Arctic seafloor methane releases double previous estimates The seafloor off the coast of Northern Siberia is releasing more than twice the amount of methane as previously estimated, according to new research results published … Continue reading

Posted in Methane | Tagged , , , , , , , | 79 Comments

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 … Continue reading

Posted in Antarctic, Arctic, Cowtan & Way, Sea ice | Tagged , , , , , , , , | 57 Comments

Study: Greenland Ice Sheet was smaller 3000-5000 years ago than today

From the University of Buffalo Clues in the Arctic fossil record suggest that 3-5,000 years ago, the ice sheet was the smallest it has been in the past 10,000 years Summary: Ice sheets are like bulldozers. As they grow, they … Continue reading

Posted in Greenland ice sheet, Paleoclimatology | Tagged , , , , , , , | 83 Comments

Cowtan and Way – The Magician’s ‘Red Scarf Trick’ with Linear Trend Lines

Guest Post by Kip Hansen There are a lot of good, in-depth technical discussions of Cowtan and Way 2013, Coverage bias in the HadCRUT4 temperature series and its impact on recent temperature trends. This is not one of them. In … Continue reading

Posted in Cowtan & Way, Curious things, Presentations | Tagged , , , , , , , | 79 Comments

Cowtan & Way off course

By Christopher Monckton of Brenchley This time last year, as the honorary delegate from Burma, I had the honor of speaking truth to power at the Doha climate conference by drawing the attention of 193 nations to the then almost … Continue reading

Posted in COP conferences, Cowtan & Way | Tagged , , , , , , , | 177 Comments

Why The Global Warming ‘Pause’ Hasn’t Gone Away

From the GWPF By Dr David Whitehouse This new paper does not affect the fact that the temperature databases, with their own allowances for data-free regions, show no warming for 16-years, or at the very least no warming for about … Continue reading

Posted in Hiatus in Global Warming | Tagged , , , , , , , | 67 Comments

New paper: Arctic temperatures peaked before 1950, declining since

New paper using Oxygen 18 isotope tracking finds the Arctic temperatures peaked before 1950, and have been stable to declining since. Natural variability is cited as the cause. A new paper published in Climate of the Past reconstructs temperatures over … Continue reading

Posted in Arctic, Paleoclimatology | Tagged , , , , , , , | 43 Comments

Inverse Underwater Hockey Sticks?

From the University of Toronto,  Underwater ‘tree rings’ Calcite crusts of arctic algae record 650 years of sea ice change Almost 650 years of annual change in sea-ice cover can been seen in the calcite crust growth layers of seafloor … Continue reading

Posted in Arctic, Paleoclimatology | Tagged , , | 125 Comments

Cowtan and Way’s ‘pausebuster’, still flat compared to models

Steve McIntyre writes: In the context of IPCC SOD FIgure 1.5 (or similar comparison of models and observations), CW13 is slightly warmer than HadCRUT4 but the difference is small relative to the discrepancy between models and observations; the CW13 variation … Continue reading

Posted in Climate data, Modeling, Arctic | Tagged , , , , , | 95 Comments

Curry on the Cowtan & Way ‘pausebuster’: ‘Is there anything useful [in it]?”

Dr. Judith Curry writes about the Cowtan and Way paper which (according to some pundits) purports to “bust” the temperature pause of the last 17 years by claiming we just didn’t pay enough attention to the Arctic and Antarctic where … Continue reading

Posted in Hiatus in Global Warming | Tagged , , , , , | 149 Comments

Claim: Last 100 years may be warmest in 120,000 years in the Arctic, but not so fast (UPDATED)

From the University of Colorado at Boulder, comes this study about radiocarbon dating some dead moss clumps exposed from under ice/snow at 4 locations on Baffin Island that somehow proves “unprecedented” warmth for the entire Arctic for the last 120,000 … Continue reading

Posted in Arctic, Paleoclimatology | Tagged , , , | 258 Comments

Antarctic Sea Ice Didn’t Get The Memo That It Was Supposed To Melt

Image Credit: Cryosphere Today – University of Illinois – Polar Research Group By WUWT Regular Just The Facts Per the graph above, Antarctic Sea Ice Extent has remained above the 1981 – 2010 “normal” range for much of the last … Continue reading

Posted in IPCC, measurement, Sea ice | Tagged , , , , , , | 162 Comments

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 – it appears that Arctic sea ice has turned the corner … Continue reading

Posted in Arctic, Sea Ice News | Tagged , , , , , , , , | 157 Comments

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 the plot. It looks like the minimum extent is ~5.0-5.1 … Continue reading

Posted in Sea Ice News | Tagged , , , , , , | 133 Comments

RSS global temperature data: No global warming at all for 202 months

Guest essay by Christopher Monckton As soon as the BBC/Maslowski forecast of no sea ice in the Arctic summer by 2013 has been disproven (see countdown on right sidebar), WUWT will need another countdown. May I propose the Santer countdown? … Continue reading

Posted in Climate data, Hiatus in Global Warming | Tagged , , , , , , , | 190 Comments

Tough Times For Sea Ice Melt Enthusiasts…

Image Credit: Cryosphere Today – University of Illinois – Polar Research Group By WUWT Regular Just The Facts In previous years there was reason to cheer, .e.g. “Transport is steaming full speed ahead.” “Some serious ice transport going on there. … Continue reading

Posted in Sea ice | Tagged , , , , , , , | 153 Comments

JAXA timing worst ever – switching Arctic Sea Ice software, right as the minimum is about to happen

It looks as if we are about to see the turn in Arctic sea ice, and if so it will be earlier than last year. But right at that same time, JAXA has decided to switch horses mid-stream. They say … Continue reading

Posted in Arctic, Sea ice | Tagged , , , , , , , | 144 Comments

NASA says Arctic sea ice ‘Unlikely To Break Records’ in 2013

A video animation follows. Note also that Dr. Walt Meier is now with NASA Goddard, after leaving NSIDC at the end of July. This is his first report from NASA. – Anthony Arctic Sea Ice Update: Unlikely To Break Records, … Continue reading

Posted in Arctic, Sea ice | Tagged , , , , , | 112 Comments

A new paper pushes back on the ‘Arctic amplification is making extreme weather’ idea

There has been much worry that extreme weather is the result of changes in the Arctic. For example:  Jennifer Francis, Rutgers University, 25 January 2012. The “Arctic Paradox” was coined during recent winters when speculations arose that the dramatic changes … Continue reading

Posted in Arctic, Temperature | Tagged , , , , , , , | 48 Comments

Sea Ice News Volume 4 number 4 – The Maslowski Countdown to an ‘ice-free Arctic’ begins

A grand experiment is being conducted in the Arctic this year that may not only falsify a prediction made in 2007, but may also further distance a connection between Arctic air temperature and sea ice decline. You may have noticed … Continue reading

Posted in Sea Ice News | Tagged , , , , | 283 Comments

The early chill in the Arctic continues

Temperature above 80 degrees north drops below freezing early, and continues to drop. Many people have been watching the remarkable early drop in air temperature at the DMI plot here: This drop looks to be about two weeks early. As … Continue reading

Posted in Arctic, Sea ice | Tagged , , , | 351 Comments

In the Arctic, nearby soot may be a larger forcing than CO2

From the AGU Weekly Highlights, something I’ve pointed out more than a few times. See this photo of a moulin in upper Greenland, where carbon soot has collected at the bottom: Image from National Geographic online slide show – Photo: … Continue reading

Posted in Albedo, Arctic, Carbon soot | Tagged , , , , , | 63 Comments

When it comes to new high temperature records, ‘shoot first, ask questions later’

Readers may recall my investigation over the weekend of an announcement by the Danish Meteorological Institute (DMI) about a new all-time high temperature record set in Greenland that was subsequently picked up by the Capital Weather Gang at the Washington … Continue reading

Posted in GHCN, records, Weather, Weather_stations | Tagged , , , , , , | 46 Comments

Sea Ice News Volume 4 #3 – 2013 Sea Ice Forecast Contest

We are closing on the Arctic sea ice minimum. Will it be another Serreze death spiral media opportunity? Or will it be ho-hum- nothing to see here, move along? Once again I’m inviting readers to submit their best guess, best … Continue reading

Posted in Arctic, Sea Ice News | Tagged , , | 132 Comments

According to this DMI temperature plot, the high Arctic has dropped below freezing about two weeks early

The daily mean temp 80 -90 degrees North has remained below climatological normal for more than 120 days, and has now dropped below freezing  Normally, we don’t see this sort of drop until early to mid September. I’m surprised to … Continue reading

Posted in Arctic, Sea ice | Tagged , , , | 107 Comments

Will the Cost of the Climate Wars be the BBC’s Integrity?

Guest essay by Jim Steele, Director emeritus Sierra Nevada Field Campus, San Francisco State University. On July 29, 2013 the BBC’s Hardtalk journalist Stephen Sackur wrote “The Alaskan village set to disappear under water in a decade.” He opened the … Continue reading

Posted in media, Sea level | Tagged , , , , , , , | 140 Comments

Al Gore’s “Reality Minions” think the North Pole is melting – except that’s NOT a photo of the North Pole

Even journalists get tripped up into thinking this is photo from the North Pole. At the real North Pole, history shows this to be a relatively common occurrence. It isn’t very hard to catch Al Gore and his Climate Reality … Continue reading

Posted in Alarmism, Arctic, Sea Ice News | Tagged , , , , | 111 Comments

Oh, what a difference a year makes in Greenland melting

ARCTIC SUMMER SNOWSTORM By Joseph D’Aleo CCM Remember a year ago when few days of July ‘warmth’ with strong blocking over Greenland had the media abuzz over some melting? Last July a brief spell of temperatures in the mid 30s … Continue reading

Posted in Arctic, Greenland ice sheet | Tagged , , , | 73 Comments