Bombshell study: Temperature Adjustments Account For ‘Nearly All Of The Warming’ In Government Climate Data

Guest essay by Michael Bastasch A new study found adjustments made to global surface temperature readings by scientists in recent years “are totally inconsistent with published and credible U.S. and…

Can Temperature Adjustments Right a Wrong?

Guest Post by John Goetz Adjustments to temperature data continue to receive attention in the mainstream media and science blogs. Zeke Hausfather wrote an instructive post on the Climate Etc.…

USHCN Monthly Temperature Adjustments

Guest Essay By Walter Dnes There have been a number of posts on USHCN temperature adjustments, including 1, 2, 3, 4, 5 and 6. They have focused primarily on annual adjustments. Whilst looking into…

Why Automatic Temperature Adjustments Don't Work

The automatic adjustment procedure is almost guaranteed to produce spurious, artificial warming, and here’s why. Guest essay by Bob Dedekind Auckland, NZ, June 2014 In a recent comment on Lucia’s…

Important study on temperature adjustments: 'homogenization…can lead to a significant overestimate of rising trends of surface air temperature.'

From the “we told you so” department comes this paper out of China that quantifies many of the very problems with the US and global surface temperature record we have…

Unwarranted Temperature Adjustments and Al Gore's Unwarranted Call for Intellectual Tyranny

Guest essay by Jim Steele, Director emeritus Sierra Nevada Field Campus, San Francisco State University For researchers like myself examining the effect of local microclimates on the ecology of local…

Historical Sea Surface Temperature Adjustments/Corrections aka "The Bucket Model"…

Image Credit: Bob Tisdale – bobtisdale.wordpress.com By WUWT Regular Just The Facts The recent Adjustments/Corrections to the HadCRUT4 and CRUTEM4 Temperature Data Sets by the Met Office Hadley Centre and…

Do the Adjustments to the Global Land+Ocean Surface Temperature Data Always Decrease the Reported Global Warming Rate?

Guest Post by Bob Tisdale If you’ve read the first two posts in this series you might already believe you know the answer to the title question.  Those two posts…

UPDATED: Do the Adjustments to Land Surface Temperature Data Increase the Reported Global Warming Rate?

Guest Post by Bob Tisdale This is an update of the post published a week ago here (WattsUpWithThat cross post is here). That earlier post included “raw” unadjusted data based…

Do the Adjustments to Land Surface Air Temperature Data Increase the Global Warming Rate?

Guest Post by Bob Tisdale Quick Answer:  Over the long term, the answer is yes, and the differences between datasets are noticeable. Over shorter terms, the answer depends on the…

Do the Adjustments to Sea Surface Temperature Data Lower the Global Warming Rate?

Guest Post by Bob Tisdale Quick answer:  Over the long term, the answer is yes, but for shorter terms it depends on the sea surface temperature dataset and time period.…

Yet Even More Nonsense from Grant Foster (Tamino) et al. on the Bias Adjustments in the New NOAA Pause-Buster Sea Surface Temperature Dataset

Guest Post by Bob Tisdale UPDATE: It was pointed out in a comment that the model-data comparison in the post was skewed. I was comparing modeled marine air temperature minus…

NOAA/NCEI Temperature Anomaly Adjustments Since 2010, Pray They Don't Alter It Any Further

Guest Essay By Walter Dnes There is much interest in the latest temperature anomaly adjustments by NOAA/NCEI (formerly known as NOAA/NCDC). This author has been downloading NOAA monthly temperature anomaly…

Saturday silliness – the BEST adjustments of temperature

Josh writes: There has been much discussion recently about the adjustments made to past temperatures: see Paul Homewood’s excellent posts on Paraguay, Bolivia and around the world; also from Shub; Brandon at WUWT and on his own blog;…

How Not To Measure Temperature, Part 64 – Estimating biases and comparing to GISS Homogeneity Adjustments

If you had the task of choosing where to put a climate monitoring thermometer here at the USHCN Climate station of record #469683 in Winfield, WV where would you choose…

Social Cost (Benefit) of Carbon Dioxide from FUND with Corrected Temperatures, Energy and CO2 Fertilization

Dr. Pat Michaels wrote “By including the results of IAMs that do not include known processes that have a significant impact on the end product must disqualify them from contributing…

Urban Heat Island Effects on U.S. Temperature Trends, 1973-2020: USHCN vs. Hourly Weather Stations

I argue that, based upon the importance of quality temperature trend calculations to national energy policy, a new dataset not dependent upon the USHCN Tmax/Tmin observations is required.

The U.S. National Temperature Index, is it based on data? Or corrections?

By Andy May The United States has a very dense population of weather stations, data from them is collected and processed by NOAA/NCEI to compute the National Temperature Index. The…

The Rise and Fall of Central England Temperatures; Part 3 2000-2019

Guest post by Tony Brown This is the third examination of Central England Temperatures (CET) in a series that commenced in 2015 and which has charted the recent decline in…

170 Years of Earth Surface Temperature Data Show No Evidence of Significant Warming

Author: Thomas K. Bjorklund, University of Houston, Dept. of Earth and Atmospheric Sciences, Science & Research [Notice: This November 2019 post is now updated with multiple changes on 5/3/2020 to…

On the 1998 Apparent Step-Up in UAH Land-minus-Ocean Lower Tropospheric Temperatures

Reposted from Dr Roy Spencer’s Blog November 7th, 2019 by Roy W. Spencer, Ph. D. A follower of our UAH global lower tropospheric temperature (LT) dataset named “JJ” emailed me…

Record High Temperatures in France: 3 Facts the Media Don’t Tell You

Reposted from Dr. Roy Spencer’s blog July 2nd, 2019 by Roy W. Spencer, Ph. D. News reporting of the recent heat wave in France and other European countries was accompanied…

Warming Temperature Measurements Polluted by Bad Data, Research Confirms

By H. Sterling Burnett For years, I have written about the poor quality control exercised by government entities promoting the theory human fossil fuel use is causing dangerous climate change.…

DARWIN TEMPERATURES: UNSCRAMBLING THE ACORN SAT 2 SERIES

DARWIN TEMPERATURES: UNSCRAMBLING THE ACORN SAT 2 SERIES By Bob Irvine There have been a number of adjustments made to the Darwin temperature record in recent years that have significantly…