Author Archives: Bob Tisdale

About Bob Tisdale

Research interest: the long-term aftereffects of El Niño and La Nina events on global sea surface temperature and ocean heat content. Author of the ebook Who Turned on the Heat? and regular contributor at WattsUpWithThat.

25 Years of Monitoring Global Temperatures from Satellites and an Interview with Christy and Spencer of UAH

It’s been 25 years since Spencer and Christy of the University of Alabama at Huntsvillle published their 1990 paper Precise Monitoring of Global Temperature Trends from Satellites.  The abstract reads (my boldface): Passive microwave radiometry from satellites provides more precise … Continue reading

Posted in Lower Troposphere Temperature | 2 Comments

White House Releases Plan to Lower Carbon Dioxide Emissions

The press release from the White House, Office of the Press Secretary is here.  It reads: FACT SHEET: U.S. Reports its 2025 Emissions Target to the UNFCCC State Department Submits President Obama’s Ambitious 2025 Target to Cut U.S. Climate Pollution by … Continue reading

Posted in Politics | 4 Comments

Richard Tol’s Excellent Summary of the Flaws in Cook et al. (2013) – The Infamous 97% Consensus Paper

It’s been almost 2 years since Cook et al. (2013) Quantifying the consensus on anthropogenic global warming in the scientific literature was published. If you’re like me, you’ve lost track of the paper’s flaws, there were just so many, and … Continue reading

Posted in 97% Consensus | 2 Comments

A Couple of Notes about NOAA’s RTG (Real-Time Global) Sea Surface Temperature Data

Recently, Robert Grumbine of NOAA (who I believe blogs at MoreGrumbineScience) was kind enough to stop by ClimateObservations to note an error I had made in a comment back in October at WattsUpWithThat.   See my October 13, 2014 at 1:06am … Continue reading

Posted in SST Dataset Info | 2 Comments

February 2015 Global Surface (Land+Ocean) and Lower Troposphere Temperature Anomaly & Model-Data Difference Update

This post provides an update of the data for the three primary suppliers of global land+ocean surface temperature data—GISS through February 2015 and HADCRUT4 and NCDC through January 2015—and of the two suppliers of satellite-based lower troposphere temperature data (RSS … Continue reading

Posted in Global Temperature Update, TLT and LOST Updates, TLT Update | 14 Comments

Bad News for Trenberth’s Missing Heat – New Study Finds the Deep Oceans Cooled from 1992 to 2011 and…

…that some of the warming nearer to the surface came from the deep ocean. The paper is Liang et al. (2015) Vertical Redistribution of Oceanic Heat Content.  The abstract reads (my boldface):

Posted in Kevin Trenberth, Ocean Heat Content Problems | 24 Comments

February 2015 Sea Surface Temperature (SST) Anomaly Update

MONTHLY SEA SURFACE TEMPERATURE ANOMALY MAP The following is a Global map of Reynolds OI.v2 Sea Surface Temperature (SST) anomalies for February 2015.  It was downloaded from the KNMI Climate Explorer. The contour range was set to -2.5 to +2.5 … Continue reading

Posted in SST Update | 6 Comments

The 2014-15 El Niño – Part 23 – NOAA’s Forward-Looking El Niño Advisory Was Also Dictated by Conditions since Last September

After many months of borderline El Niño conditions in the tropical Pacific, yesterday NOAA finally declared an El Niño was occurring. See Anthony Watts’s post NOAA Claims: ‘Elusive El Niño arrives’ – the question is, ‘where’? at WattsUpWithThat. It includes … Continue reading

Posted in 2014-15 El Nino Series, ENSO Update | 10 Comments

Another Couple of Notes about Michael Mann’s “Faux Pause” Post and Steinman et al. 2015

We discussed Steinman et al. (2015) and Michael Mann’s post about it at RealClimate in the article On Steinman et al. (2015) – Michael Mann and Company Redefine Multidecadal Variability And Wind Up Illustrating Climate Model Failings. This brief post adds … Continue reading

Posted in Hiatus, The Pause | 2 Comments

Believe It or Not There Are Plans for a 6th Assessment Report from the IPCC

The IPCC press release IPCC takes decisions on future work dated 17 February 2015 begins:

Posted in IPCC | 8 Comments