Guest Opinion: Dr. Tim Ball In his recent article on WUWT titled “HADCRU Power and Temperature” Andy May refers to the challenges of modelling the atmosphere. He wrote, The greenhouse…
Search Results for: model projections
Oh noes! Models say Emperor Penguins can't walk away from climate change
From the “not happy feet” department and the “prospects look grim” climate model comes this mostly emotional bit of science PR. Please send money for more research too. Finding new…
Climate modelers: snow on Hawaiian peaks to disappear by end of century
From the UNIVERSITY OF HAWAII AT MANOA and the “Hawaiian children just won’t know what snow is” department… Snow in Hawai’i: What does the future hold? Daydreams of the tropical…
In an attempt to discredit Judith Curry, Gavin at RealClimate shows how bad climate models really are
From the “whoopsie, that’s not what I meant” department Guest essay by Thomas Wiita A recent poster here wrote that they had stopped looking at the Real Climate web site,…
New ‘Karl-buster’ paper confirms ‘the pause’, and climate models failure
The “uncertainty monster” strikes again We’ve been highly critical for some time of the paper in summer 2015 by Karl et al. that claimed “the pause” or hiatus went away…
Climate model predictions are telling a consistent (if wrong) story
From AARHUS UNIVERSITY and the department of shredded wheat, comes this story. Maybe they should get out more. Climate model predictions are telling a consistent story Three independent methods of modelling…
Madness: climate 'projections' can now be used as evidence to list endangered species
From the Center for Biological Diversity and the “data, we don’t need no steekin data!” department: Appeals Court Reinstates Endangered Species Act Protections for Bearded Seals Judges Cite Loss of…
Claim that wildfires are on increase due to 'climate change' is shown to be 'a prescribed result' of climate models
Read All About It! Heat Dries Things Up! By PATRICK J. MICHAELS and PAUL C. “CHIP” KNAPPENBERGER No one doubts that much of the West, especially California, has been very…
Chaos & Climate – Part 3: Chaos & Models
Guest Essay by Kip Hansen “The climate system is a coupled non-linear chaotic system, and therefore the long-term prediction of future climate states is not possible.” – IPCC TAR…
NOAA’s New Climate Explorer – NOAA Needs to Provide a Disclaimer for Their Climate Model Presentations
Suggested Disclaimer: Climate Model Outputs Have Been Manipulated By NOAA to Make Models Appear to Perform Well Guest Post by Bob Tisdale This post introduces readers to a newly revised…
Claim: Climate model determines future at-risk electrical grid failure areas
From DOE/OAK RIDGE NATIONAL LABORATORY and the “calculate the uncertainty of chaos” department ORNL-led study analyzes electric grid vulnerabilities in extreme weather areas OAK RIDGE, Tenn., July 29, 2016 –…
Climate Models Don't Work
Guest essay by Larry Hamlin In February 2016 climate scientist Dr. John Christy presented testimony to Congress demonstrating that climate models grossly exaggerate and over estimate the impact of atmospheric CO2…
Atlantic City Sea Level, Diving Horses, and Modeling of Ice Sheet Changes
Note: our previous post today covered the ridiculous claims from National Geographic about sea-level rise in Atlantic City. This article from 2012 is fascinating and it tells the story of one…
Study by Mann: admits 'the pause' in global warming was not predictable, but lets models off the hook
From AGU EOS —Terri Cook, Freelance Writer Was the Recent Slowdown in Surface Warming Predictable? The temporary deceleration in warming across the Northern Hemisphere earlier this century could not have been…
Ooops! Another big failure of the climate models – rainfall did not increase
According to a new study in Nature, the Northern Hemisphere has experienced considerably larger variations in precipitation during the past twelve centuries than in the twentieth century. Researchers from Sweden,…
The Illusions Provided by Time-Series Graphs of Climate Model Ensembles and Model Spreads
Guest Post by Bob Tisdale The post Controversy over comparing models with observations at Judith Curry’s Climate Etc. prompted this post. Judith’s post includes a Twitter exchange and a couple of…
We can end the climate policy wars: demand a test of the models
By Larry Kummer. From the Fabius Maximus website. Summary: This is the last of my series about ways to resolve the public policy debate about climate change. It puts my…
A TSI-Driven (solar) Climate Model
Guest essay by Jeff Patterson Temperature versus CO2 Greenhouse gas theory predicts a linear relationship between the logarithm of CO2 atmospheric concentration and the resultant temperature anomaly. Figure 1 is…
Initialization practices disqualify UN IPCC global circulation models from use for most climate change forecast purposes
Guest essay by Michael G. Wallace Hydroclimatologist, Albuquerque, NM The United Nations Intergovernmental Panel on Climate Change UN IPCC features and endorses decadal global climate forecasting products. Those in turn…
November 2015 Global Surface (Land+Ocean) and Lower Troposphere Temperature Anomaly & Model-Data Difference Update
Guest Post by Bob Tisdale As you’ll recall from last month’s update, the GISS Land-Ocean Temperature Index jumped upwards more than 0.2 deg C from September to October 2014, assumedly…
James Hansen at #AGU15 Why Are Scientists Holding Back on Sea Level Projections?
Session today: James Hansen, Climate Science, Awareness and Solutions Hansen coauthored a widely discussed paper this year that projects sea levels could surge up to 10 feet this century. He…
October 2015 Global Surface (Land+Ocean) and Lower Troposphere Temperature Anomaly & Model-Data Difference Update
Guest Post by Bob Tisdale As one might expect in response to a strong El Niño, the GISS global Land Ocean Temperature Index jumped 0.24 deg C from September to October 2014, raising…
Missing factors in climate models suggest Antarctic melt may not be so bad after all
From MCGILL UNIVERSITY Geophysics could slow Antarctic ice retreat Gravitational effects, variations in Earth structure could damp rise in global sea levels The anticipated melting of the massive West Antarctic Ice…
Good news! Global temperature modeling says U.S. winter will be over sooner in the future
From the INSTITUTE OF PHYSICS and the “back to modeling the future” department: Spring to come 3 weeks earlier to the United States Scientists have projected that the onset of spring plant…
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