Author Archives: justthefactswuwt

What Defines A Scientist?

By WUWT Regular “Just The Facts” According to USA Today on April 3rd and repeated on April 4th: “Keith Baugues is not a scientist, but that didn’t stop him on a recent wintry day from expressing skepticism about global warming … Continue reading

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Posted in Science | Tagged , , , | 311 Comments

July 1912 GISS Anomaly (-0.47) Was Warmer Than January 2007 GISS Anomaly (+0.94) – (Now Includes February Data)

Image Credit: The above graphic was sourced from this article by John Kehr on his blog The Inconvenient Skeptic, and he also authored this interesting article on WUWT. Guest Post By Werner Brozek, Edited By Just The Facts It may … Continue reading

Posted in Lower Troposphere Temperature, measurement, Temperature | Tagged , , , , , | 40 Comments

When Did Anthropogenic Global Warming Begin?

By WUWT Regular “Just The Facts”: Note: This article builds upon a previous article, When Did Global Warming Begin?, which offers highly recommended background for this article. There appears to be some confusion as to when humans might have begun … Continue reading

Posted in Carbon dioxide, Land use land cover change, measurement | Tagged , , , , , , | 194 Comments

Arctic Sea Ice Appears to Have Reached Maximum And Other Ice Observations

Image Credit: National Snow & Ice Data Center (NSIDC) By WUWT Regular “Just The Facts” Per the image above, Arctic Sea Ice Extent made a late season run, but it appears to have reached its maximum for the year. “NSIDC … Continue reading

Posted in Sea ice, Sea Ice News | Tagged , , , , | 80 Comments

Crowdsourcing A Full Kernel Cascaded Triple Running Mean Low Pass Filter, No Seriously…

Image Credit: Climate Data Blog By Richard Linsley Hood  - Edited by Just The Facts The goal of this crowdsourcing thread is to present a 12 month/365 day Cascaded Triple Running Mean (CTRM) filter, inform readers of its basis and value, and … Continue reading

Posted in Lower Troposphere Temperature, measurement, Temperature | Tagged , , , , , | 355 Comments

Mysterious new man-made gases pose threat to ozone layer…

Image Credits: NOAA – National Weather Service – Climate Prediction Center By WUWT Regular “Just The Facts” On the heels of Andrew Dessler’s Ozone Hole tweet, we have from the BBC: “Researchers from the University of East Anglia have discovered … Continue reading

Posted in CFC's, Ozone, Polar Vortex | Tagged , , , | 167 Comments

Will Global Cooling Continue in 2014? (Now Includes January Data)

Image Credit: WoodForTrees.org Guest Post By Werner Brozek, Edited By Just The Facts You may have seen the following recent articles (1, 2 and 3) by Walter Dnes on his January Leading Indicator. The same idea can also be shown … Continue reading

Posted in measurement, Temperature | Tagged , , , , , | 119 Comments

JLI Final Forecasts for 2014

Guest Post By Walter Dnes The NOAA(NCDC) January data set update was delayed. It came in during the afternoon/evening of March 6th. With all the January data being in, now is the time for the January Leading Indicator “JLI” algorithm … Continue reading

Posted in Forecasting, Lower Troposphere Temperature, Temperature | Tagged , , , , | 68 Comments

Introducing the WUWT Great Lakes Ice Reference Page

Image Credit: NOAA Great Lakes Surface Environment Analysis (GLSEA) Great Lakes Ice Cover reached 91.8% yesterday, after Wednesday’s coverage of 91% made 2014 the second highest maximum on record. Great Lakes Ice Cover is well within striking distance of the … Continue reading

Posted in Reference Pages, Sea ice | Tagged , , | 91 Comments

Southern Sea Ice Area Minimum 2nd Highest on Record

By WUWT Regular Just The Facts Southern Hemisphere Sea Ice Area reached a minimum of 2.447 Million Sq km on February 23rd, 2014, which exceeded the prior 2nd highest minimum of 2.423 Million Sq km that occurred on February 22nd, 2013. … Continue reading

Posted in records, Sea ice, Sea Ice News | Tagged , , , , , | 74 Comments

Finally A Real Scientific Consensus – Everyone Agrees That The Recent Displaced Polar Vortex Wasn’t Caused By Global Warming

Image Credits: Soft Pixel – clker.com – Cagel.com By WUWT Regular “Just The Facts” For anyone who was witness to the absurdity of the recent warming makes it cold meme, it should come as no surprise that even ardent Catastrophic … Continue reading

Posted in Climate News, Polar Vortex, Sea ice, Vortex | Tagged , , | 134 Comments

Anthropogenic Influences On Lake Ice Coverage; Ice Breakers, Waste Heat, Dams, etc.?

Image Credits: NOAA Great Lakes Surface Environment Analysis (GLSEA) By WUWT Regular “Just The Facts” Per the images above, on February 13th, 2014, Great Lakes Ice Coverage was 88.4%. On February 14th, Ice Coverage dropped to 80.2 %, and has … Continue reading

Posted in Sea ice | Tagged , , , , | 72 Comments

The $2.2 Billion Bird-Scorching Solar Project At California’s Ivanpah Plant

It’s not just Wind Turbines that kill wildlife, from the Wall Street Journal: “A giant solar-power project officially opening this week in the California desert is the first of its kind, and may be among the last, in part because … Continue reading

Posted in Green tech, Solar | Tagged , , , | 241 Comments

JLI First Forecasts

Image Credit: Walter Dnes By Walter Dnes – Edited by Just The Facts In a recent post I introduced The “January Leading Indicator“. At that time, there were some concerns expressed. The attached spreadsheet has been updated to address items … Continue reading

Posted in Forecasting, Temperature | Tagged , , | 34 Comments

When Does A Displaced Polar Vortex Become A Split Vortex?

By WUWT Regular “Just The Facts” As discussed last week, the Northern Stratospheric Polar Vortex appears to have been displaced in January and now it appears to be splitting into two discrete lobes, i.e. see the image above with two … Continue reading

Posted in Polar Vortex, Temperature, Vortex | Tagged , , | 125 Comments

The January Leading Indicator

By Walter Dnes – Edited by Just The Facts Investopedia defines “Leading Indicator” thusly… A measurable economic factor that changes before the economy starts to follow a particular pattern or trend. Leading indicators are used to predict changes in the … Continue reading

Posted in Forecasting, Lower Troposphere Temperature, Temperature | Tagged , , | 165 Comments

A Displaced Polar Vortex and Its Causes

By WUWT Regular “Just The Facts” If you aren’t familiar with Stratospheric Polar Vortexes, you can get acquainted here, here and here. “A strong link exists between stratospheric variability and anomalous weather patterns at the earth’s surface. Specifically, during extreme … Continue reading

Posted in Cold wave, Polar Vortex, Sea ice, Vortex | Tagged , , , , | 99 Comments

When Did Global Warming Begin?

Image Credit: Marathon Nation – Soft Pixel By WUWT regular “Just The Facts” There have been a number of statements made recently about “Global Warming Deniers”, e.g. “White House: Global Warming Deniers Wrong to Reference Polar Vortex” US News, “Watch … Continue reading

Posted in Global warming, Temperature | 139 Comments

Another Year, Another Nail in the CAGW Coffin (Now Includes December Data)

Image Credit: WoodForTrees.org Guest Post By Werner Brozek, Edited By Just The Facts CAGW refers to Catastrophic Anthropogenic Global Warming. Few people doubt that humans have some influence on climate, however the big debate is whether or not we are … Continue reading

Posted in measurement, MetOffice, NASA GISS, Temperature | Tagged , , | 127 Comments

Antarctica Has Sea Ice Rabbit Ears, a V for Victory or Maybe It’s a Peace Sign?…

Image Credit: NSIDC WUWT Regular “Just The Facts” As you can see from the Southern Hemisphere Sea Ice Extent With Anomaly map above, there are currently two large fingers of anomalous Sea Ice protruding out in the Weddell Sea. This … Continue reading

Posted in Antarctic, Satire, Sea ice | Tagged , , , | 120 Comments