Kriged Sea Level Rise

Guest post by AJ Kriged Sea Level Rise May 14, 2019 Introduction This post shows a reconstruction of sea level rise (SLR) derived by kriging tide gauge data corrected for…

Does NASA’s Latest Study Confirm Global Warming?

Some heated claims were made in a recently published scientific paper, “Recent Global Warming as Confirmed by AIRS,” authored by Susskind et al. One of the co-authors is NASA’s Dr. Gavin Schmidt,…

UAH, RSS, NOAA, UW: Which Satellite Dataset Should We Believe?

Reposted from Dr. Roy Spencer’s Blog April 23rd, 2019 by Roy W. Spencer, Ph. D. This post has two related parts. The first has to do with the recently published…

How to NOT find a slowdown

Sheldon Walker – (agree-to-disagree.com) The slowdown/pause/hiatus, would probably be only a dim memory, if Alarmists didn’t keep digging up the imaginary corpse, in order to show that it really is…

Weekly Climate and Energy News Roundup #341

The Week That Was: 2018-12-22 (December 22, 2018) Brought to You by SEPP (www.SEPP.org) The Science and Environmental Policy Project   Quote of the Week: “On what principle is it…

Calculating global temperature anomaly

By Nick Stokes, There is much criticism here of the estimates of global surface temperature anomaly provided by the majors – GISS, NOAA and HADCRUT. I try to answer these…

Almost Earth-like, We’re Certain

Guest Essay by Kip Hansen There has been a lot of news recently about exoplanets. An extrasolar planet is a planet outside our solar system.  The Wiki article has a…

Are Climate Models Overstating Warming?

From Climate Etc. by Ross McKitrick A number of authors, including the IPCC, have argued that climate models have systematically overstated the rate of global warming in recent decades. A…

Another paper confirms "the pause" in global warming – cites issues with methods of obtaining average temperature

Spatiotemporal Divergence of the Warming Hiatus over Land Based on Different Definitions of Mean Temperature Chunlüe Zhou & Kaicun Wang Abstract Existing studies of the recent warming hiatus over land are primarily…

A colour based comparison of the temperature series used by Hausfather et al. 2017

Guest essay by Sheldon Walker It can be difficult to accurately estimate the warming rates of a temperature series, from a graph of temperature versus time. A global warming contour…

Yet another study tries to erase "the pause" – but is missing a whole year of data

From UC Berkeley Earth comes this paper that tries some new statistical techniques to get “the pause” to go away, following on with the infamous Karl et al paper of…

Record heat despite a cold sun

By Sebastian Luening, Frank Bosse and Fritz Vahrenholt Introduction On 14th November 2016 Stefan Rahmstorf (“stefan”) of the Potsdam Institute for Climate Impact Research (PIK) published on the climate blog…

Weekly Climate and Energy News Roundup #234

The Week That Was: 2016-07-30 (July30, 2016) Brought to You by SEPP (www.SEPP.org) The Science and Environmental Policy Project THIS WEEK: By Ken Haapala, President, Science and Environmental Policy Project…

The Transient Climate Response (TCR) revisited from Observations (once more)

Guest essay By Frank Bosse In a recent blog post at Dr. Judith Curry’s website the author Nicholas Lewis analyzes the climate sensivity from observations and concludes a TCR of about…

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…

How Strong Was That El Niño or La Niña? – No One Knows For Sure

Guest Post by Bob Tisdale We recently discussed and illustrated how the differences between sea surface temperature datasets prevented us from knowing which of the recent strong El Niño events…

Busting (or not) the mid-20th century global-warming hiatus

Guest Post by Bob Tisdale This article is also cross posted at Judith Curry’s ClimateEtc. # # # In previous posts at WattsUpWithThat and at my blog ClimateObservations, I’ve discussed…

Dissent in the climate ranks over Karl's "pause buster" temperature data tweaking

WUWT readers may recall that on June 4th, 2015, WUWT published a scathing criticism of the paper by Karl et al (“Possible artifacts of data biases in the recent global…

Is There Evidence of Frantic Researchers “Adjusting” Unsuitable Data? (Now Includes July Data)

Guest Post by Professor Robert Brown from Duke University and Werner Brozek, Edited by Just The Facts: The above graphic shows RSS having a slope of zero from both January…

Halfway to Hell? – Alarmists are Growing Desperate in Their Efforts to Influence Public Opinion

Guest Post by Bob Tisdale INTRODUCTION Apparently, based initially on a 1975 “first intuition” by an economist (not a climate scientist), politicians have sought to limit global surface warming to…

New study narrows the gap between climate models and reality

From the University of York: A new study led by a University of York scientist addresses an important question in climate science: how accurate are climate model projections? Climate models…

A Return to the Question "Was 2014 the warmest year?"

Guest Post by Bob Tisdale UPDATE: The author of the post has now been listed at the end of the Initial Notes. # # # This is a repost of…

Gavin says the funniest things!

Guest post by David Middleton NOAA temperature record updates and the ‘hiatus’ Filed under: Climate modelling Climate Science Instrumental Record — gavin @ 4 June 2015 In a new paper…

Weekly Climate and Energy News Roundup #173

The Week That Was: 2015-03-21 (March 21, 2015) Brought to You by SEPP (www.SEPP.org) The Science and Environmental Policy Project   THIS WEEK: By Ken Haapala, President, Science and Environmental…