Category Archives: measurement

Crowdsourcing An Opensource Temperature Data Monitoring Methodology and Spreadsheet

Image Credit: Walter Dnes By Walter Dnes – Edited by WUWT Regular Just The Facts I have developed a methodology and spreadsheet to capture and chart HadCRUT3, HadCRUT4, GISS, UAH, RSS, and NOAA monthly global temperature anomaly data. Calculations are … Continue reading

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Posted in Lower Troposphere Temperature, measurement, Temperature | Tagged , , , , | 49 Comments

Were Late Season Snowstorms and the Long Cold Winter Caused by Anthropogenic Global Warming or a Cold Northern Polar Region?

Image Credit: Remote Sensing Systems (RSS) By WUWT regular “Just The Facts” I recommend that everyone watch this brief Weather Channel segment titled “Blame Climate Change for Long Winter“, the video description states that, “In much of the country this … Continue reading

Posted in Arctic, measurement | Tagged , , , , , , | 94 Comments

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

Image Credit: NASA and BP.Blogspot.com By WUWT regular “Just The Facts” Recently there has been significant attention focused on “The Pause” in Earth’s warming, the length of “The Pause” and where “Earth’s Temperature” may go from here, e.g.: “Over the … Continue reading

Posted in Climate data, Earth, measurement, Temperature | Tagged , , , , , | 99 Comments

Global Warming Over Land Is Real: CU-Boulder, NOAA Study

Image Credit: Compo et al., 2013 From the Huffington Post: The thermometers got it right. The Earth is warming, another study is reporting. Climate scientists recognize that changes in weather observation stations’ immediate surroundings — such as neighboring trees being … Continue reading

Posted in measurement, Temperature | Tagged , , , | 128 Comments

Are Climate Models Realistic? (Now Includes at Least February Data)

Guest Post By Werner Brozek, Edited By Just The Facts (Note: If you read my report with the January data and just wish to know what is new with the February data, you will find the most important new things … Continue reading

Posted in Climate data, measurement, Sea Surface Temperature, Temperature | Tagged , , , , , , , , | 78 Comments

Has Global Warming Stalled? (Now Includes January Data)

Guest Post By Werner Brozek, Edited By Just The Facts In order to answer the question in the title, we need to know what time period is a reasonable period to take into consideration. As well, we need to know … Continue reading

Posted in Climate data, measurement, Sea Surface Temperature, Temperature | Tagged , , , , , , , | 83 Comments

Has Global Warming Stalled?

Guest Post By Werner Brozek, Edited By Just The Facts In order to answer the question in the title, we need to know what time period is a reasonable period to take into consideration. As well, we need to know … Continue reading

Posted in Climate data, measurement, Sea Surface Temperature, Temperature | Tagged , , , | 185 Comments

Crowdsourcing a Temperature Trend Analysis

(Image Credit: WoodForTrees.com) By Werner Brozek, edited and with introduction by WUWT regular “Just The Facts” Your help is needed in building a regular temperature trend analysis for WUWT. With much attention being focused on how much warming, or lack … Continue reading

Posted in Climate data, measurement, Temperature | Tagged , , , , | 133 Comments

Circular Logic not worth a Millikelvin

Guest post by Mike Jonas A few days ago, on Judith Curry’s excellent ClimateEtc blog, Vaughan Pratt wrote a post “Multidecadal climate to within a millikelvin” which provided the content and underlying spreadsheet calculations for a poster presentation at the … Continue reading

Posted in measurement, Temperature | Tagged , | 118 Comments

Crowdsourcing the WUWT “Extreme Weather” Reference Page

(Photo credits: NOAA) By WUWT regular “Just The Facts” Your help is needed in building the new WUWT “Extreme Weather” Reference Page. My recent article A Big Picture Look At “Earth’s Temperature” – “Extreme Weather” Update appears to have struck … Continue reading

Posted in Alarmism, Climate data, extreme weather, flooding, heat wave, hurricanes, measurement, records, tornadoes, Weather | Tagged , , , , , , | 118 Comments

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

By WUWT regular “Just The Facts” Recently there have been increased efforts to link “Climate Change” and “Extreme Weather” e.g., NOAA links extreme weather to climate change CBS – July 10, 2012, “NASA scientist links climate change, extreme weather” CNN … Continue reading

Posted in Climate_change, extreme weather, measurement, Temperature, Uncategorized, Weather | Tagged , , , , , , , , , , | 125 Comments

A Big Picture Look At “Earth’s Temperature” – 2nd Quarter, 2012 – “What Global Warming Looks Like” Update

By WUWT regular “Just The Facts” In the US we are currently being bombarded with claims that “this summer is ‘what global warming looks like’” from the Associated Press and “summer heat wave an early indication of global warming” from … Continue reading

Posted in Alarmism, Climate data, Earth, Global warming, measurement, Temperature | Tagged , , , , , , , , , | 60 Comments

WUWT Sea Ice Page Upgrades and Northern Regional Sea Ice Overview

By WUWT regular “Just The Facts” We are pleased to introduce an array of upgrades to the WUWT Sea Ice Page, including: Arctic Sea Ice Thickness: From the Naval Research Laboratory (NRL) – HYCOM Consortium for Data-Assimilative Ocean Modeling links … Continue reading

Posted in Announcements, Arctic, Climate data, measurement, Sea ice, Sea Ice News, Uncategorized | Tagged , , , , , , , , , , , , | 31 Comments

A Big Picture Look At “Earth’s Temperature” – Peter Gleick Edition

By WUWT regular “Just The Facts” I recently came across a January 21st, 2012 Peter Gleick article 2011 Climate Change in Pictures and Data: Just the Facts, which appears to mimic the format and approach of my January 1st, 2012 … Continue reading

Posted in Alarmism, Antarctic, Arctic, Earth, Fakegate, Global warming, measurement, Oceans, Proxies, Sea ice, Sea level, Sea Surface Temperature, Snow, Temperature | Tagged , , , , , , , , , , , | 148 Comments

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

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

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

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

Fudging in greenhouse gas stats?

From EMPA Switzerland: Sketchy emission reports revealed by Empa measurements at Jungfraujoch Fluorinated hydrocarbons are potent greenhouse gases, emission of which must be reduced under the Kyoto Protocol. If you rely on the official reports of the participating countries, the … Continue reading

Posted in CFC's, measurement | 44 Comments

NIST – more GHG measurement needed

From the National Institute of Standards and Technology (NIST) Greenhouse gases: The measurement challenge The continuing increase in the level of carbon dioxide and other “greenhouse gases” in the Earth’s atmosphere has been identified as a cause for serious concern … Continue reading

Posted in Carbon dioxide, measurement | 29 Comments

Introducing the WUWT Global Temperature Page

By WUWT regular “Just The Facts” Our newest addition is the WUWT Global Temperature Page, which includes graphs, graphics and animations on Global Atmospheric, Surface and Ocean Temperatures, as well as a summary of Northern Hemisphere Temperatures at the end. … Continue reading

Posted in Announcements, measurement, Oceans, Temperature, Uncategorized | Tagged , , , , , | 36 Comments

On the Divergence Between the UAH and RSS Global Temperature Records

By Dr. Roy Spencer …or, OMG! HAS UAH BEEN BOUGHT OFF BY GREENPEACE!? Over the last ten years or so there has been a growing inconsistency between the UAH and Remote Sensing Systems versions of the global average lower tropospheric … Continue reading

Posted in Climate data, measurement, Temperature | Tagged , , | 49 Comments