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.

The Illusions Provided by Time-Series Graphs of Climate Model Ensembles and Model Spreads

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 model-data comparison graphs furnished by Dr. Gavin Schmidt, the director of the Goddard Institute of … Continue reading

Posted in Climate Model Failings, Model-Data LOST | 1 Comment

Quicky Early April 2016 ENSO Update: NINO3.4 Sea Surface Temperature Anomalies Still at the Threshold of a Strong El Niño

NOAA’s weekly sea surface temperature anomalies for the NINO regions (based on the original Reynolds OI.v2 data) are furnished on Mondays. Today’s update for the week centered on March 30, 2016 shows the sea surface temperature anomalies of the NINO3.4 … Continue reading

Posted in 2015-16 El Nino Series, ENSO Update, Uncategorized | 2 Comments

February 1998 Global Temperatures Reach Unprecedented Levels

Guest Post The satellite-measured temperature of the lower troposphere—the layer of Earth’s atmosphere that’s closest to the surface—has risen about 0.75 deg C (more than 1.3 deg F) in less than a year in 1997 and 1998, astounding climate scientists … Continue reading

Posted in Alarmism, Fun | 4 Comments

February 2016 Global Surface Temperature Anomalies May or May Not Have Been Highest on Record, According to the UKMO

UPDATE:  I used the phrase “may or may not” with respect to February 2016 being the warmest on record in the title and text of this post.  Nick Stokes on the thread of the cross post at WUWT advises that … Continue reading

Posted in Alarmism, Global Temperature Update, HADCRUT4 | 4 Comments

Why are U.S. Taxpayers Supporting Numerous Duplications of Effort in the US Global Change Research Program (USGCRP)?

There are numerous duplications of effort in the US Global Change Research Program (USGCRP): from multiple U.S.-funded climate-modeling groups, to multiple producers of the same climate-related data. Why are taxpayers supporting all of those duplications of effort?

Posted in Politics | Leave a comment

An Open Letter to U.S. Presidential Candidates

Date:  March 27, 2016 Subject:  Extreme Weather and Rising Sea Levels From:  Bob Tisdale – Independent Researcher/Climate Change To: United States Presidential Candidates Dear Presidential Candidates: While reading this letter, please put aside your beliefs about human-induced global warming and … Continue reading

Posted in Politics | 15 Comments

Series: Climate Models are NOT Simulating Earth’s Climate

This is a reference post about a recent series of blog posts that illustrated how poorly climate models simulate Earth’s climate.  I’ve also added a few other examples in this post. Those posts include:

Posted in Uncategorized | 7 Comments

More Alarmist Nonsense with the Release of the Redundant* NOAA Global Temperature Data for February 2016

*Or Maybe the GISS Land-Ocean Temperature Index is Redundant. In the post Alarmism Cranked Up to Absurd Level, we discussed the misleading media reports about the temporary February 2016 El Niño-related uptick in monthly global surface temperature data from the Goddard … Continue reading

Posted in 2015-16 El Nino Series, Alarmism, Global Temperature Update, Global Warming Goofiness | 14 Comments

Alarmism Cranked Up to Absurd Level

With the El Niño-related uptick in the February 2016 GISS Land-Ocean Temperature Index, Figure 1, alarmism has reached beyond the Spinal Tap 11 volume setting, up to 20. (For those in need of a chuckle, the YouTube video of related … Continue reading

Posted in Alarmism, GISS, Global Warming Goofiness | 11 Comments

Global Sea Surface Temperature Responses to the 1997/98 and 2015/16 El Niño Events

Alternate Title:  Just in Case You Thought Sea Surface Temperatures around the Globe Responded Similarly to Strong El Niños This post will illustrate quite clearly that the responses of ocean surface temperatures differ noticeably with El Niño events of similar … Continue reading

Posted in 2015-16 El Nino Series, SST Update | 12 Comments