Category Archives: measurement

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

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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

New WUWT Oceanic Oscillation Page – With Link Tutorial

Introducing WUWT’s newest addition, the Oceanic Oscillation Page, which includes graphs and graphics,on Oceanic Oscillations including the Pacific Decadal Oscillation (PDO), El Niño/La Niña and the Atlantic Multi-Decadal Oscillation (AMO). It was a struggle to find content for this page, … Continue reading

Posted in AMO, Climate data, ENSO, measurement, Oceans, PDO, Uncategorized | Tagged , , , , , | 17 Comments

Quick, ban local citizen owned thermometers

Yes that’s it, the locals are just too stupid to notice global warming because they are conflating it to local temperatures. Let’s remind everyone bloviating about AGW the next time we have a heat wave and record setting local temperatures … Continue reading

Posted in measurement, Ridiculae | 102 Comments

Little Ice Age thermometers – History and Reliability

This is an excerpt of a larger document by Tony Brown (Tony B on WUWT and other blogs) that he will be happy to make available. He writes: Some months ago I passed you a preliminary study of mine into … Continue reading

Posted in Climate data, GHCN, measurement, Weather_stations | 51 Comments

Introducing the WUWT Atmospheric Oscillation (Teleconnection) Reference Page

Our newest addition is the WUWT Atmospheric Oscillation Page, which includes graphs, graphics and animations of the Arctic Oscillation (AO), Antarctic Oscillation (AAO), North Atlantic Oscillation (NAO), North Pacific Oscillation (NPO), the Madden / Julian Oscillation (MJO), Southern Oscillation (SO) … Continue reading

Posted in Announcements, Climate data, ENSO, measurement | Tagged , , , , | 14 Comments

Visualizing the “Greenhouse Effect” – Light and Heat

Guest Post by Ira Glickstein Solar “light” radiation in = Earth “heat” radiation to Space out! That’s old news to those of us who understand all energy is fungible (may be converted to different forms of energy) and energy/mass is … Continue reading

Posted in Carbon dioxide, Climate sensitivity, Earth, measurement, Modeling, Radiation, Science, Solar, Uncategorized | Tagged , | 958 Comments

United States Climatic History in Graphs

We are pleased to introduce the new WUWT US Climatic History Reference Page The graphs within offer a reasonable overview of climatic conditions in the United States during our brief historical record. I don’t see any indications of catastrophically rapid … Continue reading

Posted in Alarmism, Announcements, measurement | Tagged , , , , , | 54 Comments

Why are we so bad at long range weather forecasting?

By WUWT regular “justthefacts” In researching the use of tidal forces in long range weather forecasting, I came across an interesting August 30th, 2010 Associated Press/ MSNBC article based on interviews with Farmer’s Almanac Editors Sandi Duncan and Peter Geiger, … Continue reading

Posted in Forecasting, measurement, Modeling, NOAA, Uncategorized, Weather | Tagged , , , , , , , , , | 84 Comments

Visualizing the “Greenhouse Effect” – Emission Spectra

Guest post by Ira Glickstein The Atmospheric “greenhouse effect” has been analogized to a blanket that insulates the Sun-warmed Earth and slows the rate of heat transmission, thus increasing mean temperatures above what they would be absent “greenhouse gases” (GHGs). … Continue reading

Posted in Arctic, Carbon dioxide, Climate sensitivity, Earth, measurement | Tagged , | 476 Comments

Visualizing the “Greenhouse Effect” – A Physical Analogy

Guest post by Ira Glickstein Albert Einstein was a great theoretical physicist, with all the requisite mathematical tools. However, he rejected purely mathematical abstraction and resorted to physical analogy for his most basic insights. For example, he imagined a man … Continue reading

Posted in Carbon dioxide, Climate_change, Earth, measurement | Tagged , , , | 340 Comments

Global Warming is a Pussy Cat

Guest post by Ira Glickstein Thanks to WUWT readers who posted estimates of how much of the supposed 0.8ºC Global Warming since 1880 was due to Data Bias, Natural Cycles, and AGW (human-caused warming). I am happy with the results … Continue reading

Posted in Carbon dioxide, Climate data, clouds, measurement, NASA GISS, NOAA, Uncategorized | Tagged , | 36 Comments

The approach of Cyclone Yasi as told by the data

In our previous post, we highlighted the BoM weather station on Willis Island, and wondered what would happen to it and to the staff who worked there. Fortunately the staff has been evacuated prior to Yasi hitting the island. They … Continue reading

Posted in hurricanes, measurement, Weather | Tagged , , | 95 Comments

Some People Claim There’s a Human to Blame (GW Tiger)

Guest post by Ira Glickstein Some people claim that there’s a woman to blame, But I know, it’s my own damn fault.. The original Jimmy Buffet lyrics say “woman to blame” but I changed it to “human” in the title … Continue reading

Posted in Carbon dioxide, Climate data, IPCC, Land use land cover change, measurement | Tagged , | 95 Comments

Metrology crisis – the grand kilo loses mass

From the Wall Street Journal – By JEANNE WHALEN In a vault beneath a 17th-century pavilion on the outskirts of Paris sits a platinum cylinder known as Le Grand K. Since 1889 it has been the international prototype for the … Continue reading

Posted in measurement | Tagged , , | 140 Comments

The Metrology of Thermometers

For those that don’t notice, this is about metrology, not meteorology, though meteorology uses the final product. Metrology is the science of measurement. Since we had this recent paper from Pat Frank that deals with the inherent uncertainty of temperature … Continue reading

Posted in Climate data, measurement, Weather_stations | Tagged , , , , , , , | 240 Comments

The PAST is Not What it Used to Be (GW Tiger Tale)

Guest Post by Ira Glickstein. Time machines are a staple of sci-fi. Someone travels back to the past and changes some momentous historical event, expecting his or her heroic action will improve the present and future, usually with disastrous results! … Continue reading

Posted in Carbon dioxide, Climate data, Climategate, measurement, Modeling, NASA GISS | Tagged , , | 87 Comments

Tale of the Global Warming Tiger

Guest Post by Ira Glickstein. Once upon a time, long ago and far away, three brave warriors decided to do something about the tiger that was terrorizing their village. The first approached the tiger’s head and whacked it with a … Continue reading

Posted in Alarmism, Carbon dioxide, measurement, NASA GISS | Tagged , , , , , | 52 Comments

Things we don’t know – about climate

This is a guest post by Paul Murphy – and I’d like to thank Mr. Watts for giving me this opportunity to present it here. This is a very long post by WUWT standards – nearly 3,000 words all driving … Continue reading

Posted in Alarmism, Climate data, measurement, Obvious science | 139 Comments

Nov. 2010 UAH Global Temperature Update: +0.38 deg. C

from drroyspencer.com December 3rd, 2010 by Roy W. Spencer, Ph. D. YR MON GLOBE NH SH TROPICS 2010 1 0.648 0.860 0.436 0.681 2010 2 0.603 0.720 0.486 0.791 2010 3 0.653 0.850 0.455 0.726 2010 4 0.501 0.799 0.203 … Continue reading

Posted in Climate data, measurement, Sea Surface Temperature | 112 Comments

Errors in global precipitation measurement

Mother Jones news has an “alarming” article called “Our Coming Mega-Drought” in which they say “…virtually all of the world except for China and Russia will experience increased drought by 2030 and severe drought by 2060” and they cite these … Continue reading

Posted in measurement, Modeling, Weather_stations | 70 Comments

In Search of Cooling Trends

by Verity Jones and Tony Brown (Tonyb) Back in October Tony asked me to help with a big idea. Searching Norwegian climate site Rimfrost (www.rimfrost.no) Tony had found many climate stations all over the world with a cooling trend in … Continue reading

Posted in Climate data, Climate_change, measurement | 122 Comments

Final Instruments on NASA Climate/Weather Satellite Integrated

From the “weather is not climate department” a tool that will measure both. GREENBELT, Md. – The last of five instruments slated to fly on the upcoming NPOESS Preparatory Project (NPP) climate and weather satellite have been successfully integrated, according … Continue reading

Posted in Climate News, measurement, Space, Technology | 42 Comments

Step Changes in Science Blog Climate

Guest post by WUWT moderator Mike Lorrey One of the nice tools that alexa.com has is that it lets you compare multiple sites against each other. For those with competition of either economic or political nature, this is of high … Continue reading

Posted in Fun_stuff, measurement | 206 Comments

Before One Has Data

Guest Post by Willis Eschenbach Anthony Watts has posted up an interesting article on the temperature at Laverton Airport (Laverton Aero), Australia. Unfortunately, he was moving too fast, plus he’s on the other side of the world, with his head … Continue reading

Posted in measurement, Weather_stations | 83 Comments

What if GISS Holes were Pink?

By Steve Goddard GISS tells us that it was the hottest May on record. Just looking at that map makes me perspire. It must be wicked hot at the North Pole! But wait a minute! The DMI record doesn’t look … Continue reading

Posted in Climate data, measurement | 100 Comments

Contribution of USHCN and GISS bias in long-term temperature records for a well-sited rural weather station

Guest post by David W. Schnare, Esq. Ph.D. When Phil Jones suggested that if folks didn’t like his surface temperature reconstructions, then perhaps they should do their own, he was right. The SPPI analysis of rural versus urban trends demonstrates … Continue reading

Posted in Climate data, measurement, Weather_stations | 196 Comments

Sensor problems with ship based CO2 flux measurements – readings too high, affected by humidity

From a National Oceanography Centre, Southampton (NOCS) press release Measuring carbon dioxide over the ocean Reliable measurements of the air-sea flux of carbon dioxide – an important greenhouse gas – are needed for a better understanding of the impact of … Continue reading

Posted in Carbon dioxide, measurement, Oceans | 64 Comments

CRU 3b – Urban Warm Bias in GHCN

Reposted from The Air Vent Posted by Jeff Id on January 5, 2010 So I’ve learned a great deal playing around with the GHCN data, I think this is a reasonably significant post. Ya know, it’s hard to know anything … Continue reading

Posted in Climate data, measurement | 139 Comments

Little Ice Age thermometers – History and Reliability

Little Ice Age thermometers – History and Reliability

Guest post by TonyB

How reliable are The Little Ice Age thermometers ?

The Little Ice age thermometers project is an attempt to compile instrumental readings from 1660 that predate the era of modern ‘global temperatures’ as recorded by Hadley (1850) and Giss (1880). These datasets are accessed from a graphic through this link;

http://climatereason.com/LittleIceAgeThermometers/

LIA Thermometers Continue reading

Posted in Climate data, measurement, records, Weather, Weather_stations | 68 Comments