Tag Archives: IPCC Fourth Assessment Report

Is Climate Change the Number One Threat to Humanity?

Guest post by Indur M. Goklany I have a new paper in Wiley Interdisciplinary Reviews: Climate Change, which asks the question, Is Climate Change the Number One Threat to Humanity? This is threshold question to which many who believe global … Continue reading

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Posted in Economy-health | Tagged , , , , , , | 119 Comments

How the IPCC handles ignores factual author corrections in AR4

Since the errors in IPCC AR3 were outed, there’s been this general view from the skeptical climate community at large and here on WUWT that the IPCC is collectively an elitist, pigheaded, organization, resistant to change.  Recall ‘Voodoo Science’, as … Continue reading

Posted in IPCC, Ridiculae | Tagged | 36 Comments

Quote of the week – Judith Curry weighs in on BEST

Whoo boy. Judith writes: Muller bases his ‘conversion’ on the results of their recent paper?

Posted in Berkeley Earth Surface Temperature, Quote of the Week | Tagged , , , | 49 Comments

What else did the ’97% of scientists’ say?

Guest Post by Barry Woods I wonder just how many politicians, environmentalists or scientists who use the phrase ’97% of scientists’ (or those who more carefully use ‘active climate scientists’) to give weight to their arguments regarding climate change to the public, have any idea … Continue reading

Posted in Climate data, Consensus | Tagged , , , , , , , , | 120 Comments

Throwing down the gauntlet on reproducibility in Climate Science – Forest et al. (2006)

After spending a year trying to get the data from the author without success, Nic Lewis has sent a letter to the editor of Geophysical Research Letters (GRL) and has written to me to ask that I bring attention to … Continue reading

Posted in Climate sensitivity, Modeling, Peer review | Tagged , , , , , , , , | 82 Comments

Don’t worry about the ickle birdies

By Christopher Monckton of Brenchley in Rio de Janeiro “BUT what about the ickle birdies?” wailed the ancient, off-blonde representative of the planet’s indigenous peoples in the shapeless, grimy, crumpled eco-sackcloth shift that is de rigueur this season among the … Continue reading

Posted in Rio+20 | Tagged , , , , , , | 95 Comments

Weekly Climate and Energy News Roundup

Brought to You by SEPP (www.SEPP.org) The Science and Environmental Policy Project ################################################### Quote of the Week: This is the way the world ends This is the way the world ends This is the way the world ends Not with … Continue reading

Posted in Climate News Roundup | Tagged , , , , , , , | 7 Comments

New modeling analysis paper by Ross McKitrick

Dr. McKitrick’s new paper with Lise Tole is now online at Climate Dynamics. He also has an op-ed in the Financial Post on June 13. A version with the citations provided is here. Part II is here online, and the … Continue reading

Posted in Modeling | Tagged , , , , , , , , | 54 Comments

The Very Model Of A Modern Major Problem

Reposted from The GWPF by Dr. David Whitehouse There has been some discussion about a paper in Nature Climate Change by Gleckler et al that says they detect “a positive identification (at the 1% level) of an anthropogenic fingerprint in … Continue reading

Posted in Modeling | Tagged , , , , , , , | 57 Comments

March 2012 Sea Surface Temperature (SST) Anomaly Update – A New Look

Guest post by Bob Tisdale THE ADDITION OF CMIP3 (IPCC AR4) HINDCASTS/PROJECTIONS TO GRAPHS I’ve added a new feature to the graphs of the monthly sea surface temperature updates on a trial basis, and it is the multi-model mean of … Continue reading

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

New and Improved CRUTEM4 Global Land Surface Temperature Data vs IPCC AR4 (CMIP3) Climate Models

Guest post by Bob Tisdale INTRODUCTION Chapter 4-7 of If the IPCC was Selling Manmade Global Warming as a Product, Would the FTC Stop their deceptive Ads? included comparisons of the CRUTEM3 Land Surface Temperature anomalies to the multi-model mean … Continue reading

Posted in Climate data, Modeling | Tagged , , , , , , , | 77 Comments

Lower Climate Sensitivity Estimates: New Good News

Guest post by Chip Knappenberger, republished with permission from Master Resource (now on WUWT’s blogroll) “A collection of research results have been published in the peer-reviewed scientific literature in recent months that buoys my hopes for a low-end climate sensitivity.” … Continue reading

Posted in Climate sensitivity | Tagged , , , , , , , | 69 Comments

Climate Change Impacts In The USA are Already (NOT) Happening

by Craig Loehle, Ph.D. Many government reports by NASA, NOAA, EPA, USFWS, USFS, USDA and other agencies mention that climate change impacts are already observable in the USA. This is discussed in the context of endangered species conservation, forest resource … Continue reading

Posted in Climate_change | Tagged , , , , , | 230 Comments

Day of reckoning draws nearer for IPCC

According to Dr. Clive Best, A key prediction from the 2007 IPCC WG1 report fails statistical tests. AR4 figure for long term predictions for each scenario Abstract: Global temperatures measured since 2005 are incompatible with the IPCC model predictions made … Continue reading

Posted in IPCC, Modeling | Tagged , , , , , , , | 73 Comments

“Climate Deniers” Are Giving Us Skeptics a Bad Name

By S. Fred Singer Gallia omnia est divisa in partes tres.  This phrase from Julius Gaius Caesar about the division of Gaul nicely illustrates the universe of climate scientists — also divided into three parts.  On the one side are … Continue reading

Posted in Climate ugliness, IPCC | Tagged , | 296 Comments

Germany in skeptical turmoil on both Climate and Solar/Windfarms

I have two major stories out of Germany to report, one on the rise of Climate Skepticism into the mainstream, as Germany’s Top Environmentalist Turns Climate Sceptic, saying “I couldn’t take it any more. I had to write this book.” … Continue reading

Posted in Climate News, Energy, IPCC, wind power | Tagged , , , , , , , , , , , | 230 Comments

Cites and Signs of the times

Guest Post by Willis Eschenbach I’ve been involved in climate science for a while now, this is not my first rodeo. And I’ve read so many pseudo-scientific studies that I’m starting to develop a list of signs that indicate when … Continue reading

Posted in Alarmism, Ridiculae | Tagged , , , , , , , | 132 Comments

Shocker – Ken Caldeira resigns as IPCC AR5 lead author

(via Tom Nelson) Ken Caldeira resigns as IPCC lead author, saying: “…it is not clear how much additional benefit there is to having a huge bureaucratic scientific review effort under UN auspices…” New Directions for the Intergovernmental Climate Panel – … Continue reading

Posted in IPCC | Tagged , , , , , , , | 155 Comments