Guest post by Alec Rawls Dr. Isaac Held, who models fluid dynamics at NOAA, dismisses a solar explanation for late 20th century warming by invoking a 2-box model of ocean…
Tag: Climate model
Trenberth dials up the warming predictions
From NCAR: Future warming likely to be on high side of climate projections, analysis finds November 08, 2012 BOULDER—Climate model projections showing a greater rise in global temperature are likely…
Scientific consensus revisited
Guest post by Juraj Vanovcan “You can fool all the people some of the time, and some of the people all the time, but you cannot fool all the people…
Climate lab in a container on the high seas
From the Brookhaven National Laboratory: Yearlong MAGIC Climate Study Launches Climate instruments mounted aboard the Horizon Spirit container ship begin taking data The Horizon Spirit makes the round trip between…
Climate Models shown to be inaccurate less than 30 years out
From the University of Arizona (h/t to WUWT reader Miguel Rakiewicz): A new study has found that climate-prediction models are good at predicting long-term climate patterns on a global scale…
Volcanic Corroboration
Guest Post by Willis Eschenbach Back in 2010, I wrote a post called “Prediction is hard, especially of the future“. It turned out to be the first of a series…
AR5 Climate Forecasts: What to Believe
Guest post by Pat Frank The summary of results from version 5 of the Coupled Model Intercomparison Project (CMIP5) has come out. [1] CMIP5 is evaluating the state-of-the-art general circulation…
Important New Paper on the Nocturnal Boundary Layer, Mixing, and Radiative Forcing as it applies to GHCN weather stations
From Dr. Roger Pielke Sr. comes word of an important new paper that shows how the air near the ground (boundary layer) is highly affected by sensitive nighttime dynamics, which…
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…
Climate models outperformed by random walks
First, a bit of a primer. Wikipedia describes a random walk is a mathematical formalisation of a trajectory that consists of taking successive random steps. For example, the path traced…
USGS models ‘Climate-change-induced aridity’ in California
More climate modeling from a non-climate organization, I hope they still track Earthquakes. News Release Climate Change and Water Supply in California’s Central Valley: A Model Approach SAN DIEGO, Calif.…
Gavin Schmidt talk at URI
WUWT reader Gary writes in with this: Gavin Schmidt gave a lecture at my University yesterday and I thought you might like to see it. He starts at 21 minutes…
Modeling in the red
From an Ohio State University press release where they see a lot of red, and little else, yet another warm certainty model: STATISTICAL ANALYSIS PROJECTS FUTURE TEMPERATURES IN NORTH AMERICA…
Tisdale on the "17 year itch" – Yes, there is a Santer clause
Guest post by Bob Tisdale What Do Observed Sea Surface Temperature Anomalies and Climate Models Have In Common Over The Past 17 Years? One word answer: NOTHING!!!! OVERVIEW In this…
IPCC Models vs Observations – Land Surface Temperature Anomalies for the Last 30 Years on a Regional Basis
Guest post by Bob Tisdale In two posts about a year ago and more recently in my book, we compared the satellite-based sea surface temperature anomalies and CMIP3-based climate model…
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…
Preview of CMIP5/IPCC AR5 Global Surface Temperature Simulations and the HadCRUT4 Dataset
Guest post by Bob Tisdale INTRODUCTION As a preview of the upcoming Intergovernmental Panel on Climate Change (IPCC) 5th Assessment Report (AR5) due out in September 2013, in this post,…
Climate Science From the Onion?
Guest post by Dr. Patrick Michaels Three items appeared last week that make me wonder if The Onion is surreptitiously acquiring science journals and trade publications. Here’s what one, “ScienceNordic”…
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…
Climate modeling turkey shoot, western style
Western U.S. Precipitation Extremes—How Did This Turkey Get Published? By Dr. Patrick Michaels When it comes to changes in future precipitation across the United States, climate models projections are all…
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