This could be a game changer. From the University of California, Irvine press release, a finding that suggests soil microbes have a negative feedback with temperature increase. This has broad…
Category: Modeling
Quote of the week #34: NASA doubts climate model certainty
Amazingly, this one is from NASA, citing doubt in the climate models that have become the mainstay of the AGW issue. This is from a NASA publication.
Predictions Of Global Mean Temperatures & IPCC Projections
Guest post by Girma Orssengo, B. Tech, MASc, PhD The Intergovernmental Panel on Climate Change (IPCC) claims that human emission of CO2 causes catastrophic global warming. When such extraordinary claim…
In Defense Of The Met Office
By Steven Goddard As reported on WUWT, The UK Met Office is taking a lot of heat for airline financial loses, caused by no flight rules during the Icelandic volcanic…
Airlines Blame Flawed Computer Modeling For Up To $1.7 Billion Loss
As a follow up to our 4/19 story about ash cloud modeling: Ash cloud models – overrated? A word on Post Normal Science by Dr. Jerome Ravetz I offer below a…
Response to Dr. Meier's answer #9 – coin flips in the context of climate modeling
Guest post by Steven Goddard In his recent article, NSIDC’s Dr. Meier answered Question #9 “Are the models capable of projecting climate changes for 100 years?” with a coin flipping…
A New And Effective Climate Model
The problem with existing climate models: Guest post by Stephen Wilde Even those who aver that man’s activity affects climate on a global scale rather than just locally or regionally…
March Modeling Madness
Is March In The Upper Midwest Losing It’s Freeze? The actual data doesn’t seem to support Climate Central’s recent claim. Guest post by Steven Goddard Yesterday, WUWT discussed an article…
North American snow models miss the mark – observed trend opposite of the predictions
While some other bloggers and journalists insist that recent winter snows are proof of global warming effects, they miss the fact that models have been predicting less snow in the…
Brace for the tipping point
Climate ‘Tipping Points’ May Arrive Without Warning, Says Top Forecaster From a UC Davis press release A new University of California, Davis, study by a top ecological forecaster says it…
UCAR: Roof white out helps UHI
I find it humorous thatUCAR had to resort to modeling to prove something that can be measured empirically. But then again this is UCAR, and they have a big computer…
Spencer: Natural variability unexplained in IPCC models
Evidence for Natural Climate Cycles in the IPCC Climate Models’ 20th Century Temperature Reconstructions by Roy W. Spencer, Ph. D. What can we learn from the IPCC climate models based…
Tiny bubbles…in the brine…affects the climate…all the time
URI bubble physicist counts bubbles in the ocean to answer questions about climate, sound, light From a University of Rhode Island press release NARRAGANSETT, R.I. – January 21, 2010 –…
Brookhaven National Laboratory: Why Hasn't Earth Warmed as Much as Expected?
From the BNL press release, some serious questions about climate sensitivity and aerosols. Why Hasn’t Earth Warmed as Much as Expected? New report on climate change explores the reasons January…
NCAR's dirty little secret
by Anthony Watts WUWT readers of course have heard about the Met Office and their giant new supercomputer called “deep black” that they use for climate simulation and short term…
Forecasting The Arctic Oscillation
Recently the Chief of the met office went on UK TV to say: “OUR SHORT TERM FORECASTS ARE AMONG THE BEST IN THE WORLD.” (see video here) Yesterday, the UK…
Modeling to the 2nd degree: back to the future
More gloomy outlook worries from this NCAR press release: Climate conditions in 2050 crucial to avoid harmful impacts in 2100 BOULDER–While governments around the world continue to explore strategies for…
Socioeconomic Impacts of Global Warming are Systematically Overestimated
Socioeconomic Impacts of Global Warming are Systematically Overestimated Part I: Why are Impacts Overestimated? Indur M. Goklany [Note to the Reader: For the sake of argument, in this post I…
Our current weather: A test for forecast models – December shaping up to be one of the coldest on record in the USA
It has often been said that “Weather is not climate”, but ultimately it provides the only meaningful way to verify climate models. Did the climate models predict the cold, snowy…
Spencer on his AGU presentation yesterday
Little Feedback on Climate Feedbacks in the City by the Bay by Roy W. Spencer, Ph. D. The Fall meeting of the American Geophysical Union (AGU) here in San Francisco…
Spencer on IPCC admission on climate feedbacks
In Their Own Words: The IPCC on Climate Feedbacks by Roy W. Spencer, Ph. D. Despite the fact that the magnitude of anthropogenic global warming depends mostly upon the strengths…
Scientists Develop New Method to Quantify Climate Modeling Uncertainty
(From PhysOrg.com h/t to Leif Svalgaard )– Climate scientists recognize that climate modeling projections include a significant level of uncertainty. A team of researchers using computing facilities at Oak Ridge…
Fixing the nitrogen cycle in climate modeling
From a press release of Oak Ridge National Laboratory. Key new ingredient in climate model refines global predictions OAK RIDGE, Tenn., Oct. 9, 2009 — For the first time, climate…
Spencer on finding a new climate sensitivity marker
The Search for a Short Term Marker of Long Term Climate Sensitivity By Dr. Roy Spencer. October 4th, 2009 [This is an update on research progress we have made into…
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