Tag Archives: Temperature record

Who are the true denialists?

Guest essay by Professor Philip Lloyd People have the nasty habit of giving their opponents names.  Those who are convinced that humans are wrecking the world by burning fossil fuels call those who don’t believe them “denialists.” It implies that … Continue reading

About these ads
Posted in IPCC, IPCC AR5 Report | Tagged , , | 92 Comments

How long before we reach the catastrophic 2°C warming?

Guest essay by Neil Catto The other day I conducted a presentation using the UK CET, like I have on several occasions. Along with explaining it as the longest recognised instrumental record of historical temperature anywhere on Earth, it is … Continue reading

Posted in Climate data | Tagged , , | 128 Comments

Getting very close to meeting Santer’s 17 year warming test

RSS: no global warming for 16 years 11 months By Christopher Monckton of Brenchley The RSS monthly satellite global mean surface temperature anomaly data, delayed by the US Government shutdown, are now available. The data show no global warming at … Continue reading

Posted in Climate data | Tagged , | 191 Comments

What would the IPCC have written if there had been 12 years of rapid warming?

Climatologists now require 20 to 30 years to even consider any climatic trend: Is that really honest, or is it just very convenient? Guest essay by Stephane Rogeau of France So that’s it: the 15+ years period of no temperature … Continue reading

Posted in Global warming, Hiatus in Global Warming | Tagged , , | 90 Comments

If climate data were a stock, now would be the time to SELL

Using a financial markets’ trend-analyses tool to assess temporal trend-changes in global surface temperature anomalies (GSTA). Guest essay by David Dohbro Heated debates (pun intended) are currently on going regarding if the Earth’s surface temperatures continue to rise, have remained … Continue reading

Posted in Climate data | Tagged , , , , | 82 Comments

An impartial look at global warming…

Guest essay by M.S.Hodgart (Visiting Reader Surrey Space Centre University of Surrey) The figure presented here is a new graph of the story of global warming – and cooling. The graph makes no predictions and should be used only to … Continue reading

Posted in Climate data | Tagged , , , , , , , | 147 Comments

Digital Signal Processing analysis of global temperature data time series suggests global cooling ahead

This DSP engineer is often tasked with extracting spurious signals from noisy data. He submits this interesting result of applying these techniques to the HadCRUT temperature anomaly data. Digital Signal Processing analysis suggests cooling ahead in the immediate future with … Continue reading

Posted in Climate data, Forecasting | Tagged , , , , | 313 Comments

Global Warming = Climate Change

Guest Essay by Ed Hoskins This short essay questions the actions to combat Global Warming / Climate Change from three points of view: The Temperature Context Man-made CO2 emissions 1965 -2012. The Significance and Influence of Carbon Dioxide CO2 The … Continue reading

Posted in Climate_change, Global warming | Tagged , , , , , , , | 84 Comments

Friday Funny: New world record temperature ‘hockey stick’ spotted in Washington today

Gotta love this, with all the hullabaloo over a possible new world temperature record in Death Valley, a logging town in Washington has pre-empted them. Hilariously, the reading of 139 degrees F is listed as “suspect” as it should be, … Continue reading

Posted in Humor, Temperature | Tagged , , , | 55 Comments

Policy Implications of Climate Models on the Verge of Failure

At the request of the authors, this was converted from a poster displayed at the AGU Science Policy Conference, Washington, June 24-26. – Anthony By Paul C. Knappenberger and Patrick J. Michaels Center for the Study of Science, Cato Institute, … Continue reading

Posted in Climate data, IPCC, Modeling | Tagged , , , , , , , | 61 Comments

Seth Borenstein on weather weirdness: Tweet first, ask questions later

Is Seth Borenstein a reporter or a swivel-eyed activist? Sometimes I wonder with dumb tweets like this: At this moment Helsinki at 5 pm is 84 dF same as miami at 10 am while Washington is 81. Another example of … Continue reading

Posted in Modeling, records, Weather | Tagged , , , , , | 84 Comments

Claim: How the IPCC arrived at climate sensitivity of about 3 deg C instead of 1.2 deg C.

UPDATE from Girma: “My title should have been ‘How to arrive at IPCC’s climate sensitivity estimate’ instead of the original” Guest essay by Girma Orssengo, PhD 1) IPCC’s 0.2 deg C/decade warming rate gives a change in temperature of dT … Continue reading

Posted in Climate sensitivity, IPCC | Tagged , , , , , , , | 172 Comments

An analysis of night time cooling based on NCDC station record data

Guest post by Mike Crow Figure 1 Night time temperature profile of a clear sky night in NE Ohio. 8:28pm Sunset/6:16am Sunrise Climate science is all about surface temperature trends. The problem with this is that the CAGW is a … Continue reading

Posted in Climate data | Tagged , , , | 110 Comments

Periodic climate oscillations

Guest essay by: Horst-Joachim Lüdecke, EIKE, Jena, Germany Alexander Hempelmann, Hamburg Observatory, Hamburg, Germany Carl Otto Weiss, Physikalisch-Technische Bundesanstalt Braunschweig, Germany In a recent paper [1] we Fourier-analyzed central-european temperature records dating back to 1780. Contrary to expectations the Fourier … Continue reading

Posted in Climate data | Tagged , | 101 Comments

Temperature change in perspective

Guest post by Ed Hoskins The UK Met Office long term Central England Temperature record[1] has kept a continuous and consistent data set since the 1660s. It appears to be reliable and to have maintained its quality. It has not … Continue reading

Posted in Temperature | Tagged , , , , , , , | 49 Comments

Cold and snow wave grips the USA, nearly 10,000 cold and snow records set in the last six weeks

Paging Seth Borenstein! 9787 new cold and snow records since March 13th If this were a month of a heatwave across thus USA, like last July, you can bet it would be MSM headlines all over the place and breathless … Continue reading

Posted in records, Weather | Tagged , | 87 Comments

Marcott issues a FAQ on their paper

This is from Real Climate, who played the “he who must not be named” game again in not pointing out criticisms. Gavin dissapoints. UPDATE: McIntyre responded earlier today with The Marcott Filibuster Marcott et al have posted their long-promised FAQ at … Continue reading

Posted in Marcott et al proxy paper | Tagged , | 60 Comments

February 2013 global surface temperature – at normal

Dr. Ryan Maue posted one of his WeatherBell analysis maps on Twitter today, and the result is no Headline maker, it is simply “normal”. He writes (image follows):

Posted in Climate data | Tagged , | 108 Comments

Boulder Escapes Global Warming

Guest post by Sam I. Outcalt Abstract: The historic record of the mean annual air temperature record at Boulder does not display the major “global” climate transitions detectable in the total annual precipitation record. Hurst ReScaling is demonstrated to be … Continue reading

Posted in Climate data, Weather_stations | Tagged , , , , , | 32 Comments

Preliminary comments on Hausfather et al 2013

There’s a new paper out today, highlighted at RealClimate by Hausfather et al titled Quantifying the Effect of Urbanization on U.S. Historical Climatology Network Temperature Records and published (in press) in JGR Atmospheres. I recommend everyone go have a look … Continue reading

Posted in Climate data, UHI, Watts et al 2012 | Tagged , , , | 106 Comments