The Recent Decline

Guest Post by Willis Eschenbach Over in the Tweeterverse I saw that someone said: NASA GISSTEMP Global Mean went above 1.5C for 2 months in 2016. Hmmm, sez I ……

The Parts And The Whole

Guest Post by Willis Eschenbach As with many of my meanderings through scientific landscapes, this one starts with “I got to wondering …”. In this case, I got to wondering…

A Sense Of Proportion

Guest Post by Willis Eschenbach [See update at the end] Let me start with a simple fact. The earth has been warming for about 300 years, since the depth of…

Peer Review Plus

Guest Post by Willis Eschenbach A Modest Proposal For Improving Peer Review Abstract. A proposal is made for the design of a specific type of post-publication peer review. Background In…

Roaring And Screaming

Guest Post by Willis Eschenbach Among blue-water sailors like myself, the area of the ocean from 40° South to 50° South is called the “Roaring Forties” because of the strength…

Modeled Rain on a Modeled Plain

Guest Post by Willis Eschenbach Thanks to Nick Stokes, who pointed me to the University of Melbourne Computer Model Intercomparison Project 6 (CMIP6) data repository, I got data on rainfall…

Proxy Rates of Sea Level Rise

Guest Post by Willis Eschenbach My Twitter friend Wei Zhang @WeiZhangAtmos pointed me to an open-access study in Nature magazine entitled “Timing of emergence of modern rates of sea-level rise…

Climate Models Don’t

Guest Post by Willis Eschenbach [see update at end] Over at the marvelous KNMI website, home of all kinds of climate data, they’re just finishing their transfer to a new…

Temperatures and Yields

Guest Post by Willis Eschenbach I keep reading that increasing temperatures will cause decreasing yields of our food crops, resulting in widespread hunger … for example, the IPCC says: Declines…

The Uneasy Sea

Guest Post by Willis Eschenbach [Painting above, “Uneasy Sea” by Gennady Vytor] It is not the sea that sinks and shelves,But ourselvesThat rock and riseWith endless and uneasy motion,Now touching…

SWAG

Guest Post by Willis Eschenbach As many of my posts start out, “I got to thinking about …”. In this case, I got to thinking about the Berkeley Earth global…

Too Much Rain, Not Enough Rain

Guest Post by Willis Eschenbach Drought is measured in several ways. One of them is the Self-Correcting Palmer Drought Severity Index (scPDSI). There’s a clear description of it here. As…

Humanoids And CO2 Levels

Guest Post by Willis Eschenbach For the usual totally obscure reasons, I got to thinking about the increase in atmospheric CO2. I thought I’d compare it with population growth. Here’s…

Meandering Through A Climate Muddle

Guest Post By Willis Eschenbach One reason that I’m always hesitant to speculate on other peoples’ motives is that half the time I have no clue about my own motives.…

Feeling The Bern

Guest Post by Willis Eschenbach A decade ago I wrote a post entitled “The Bern Model Puzzle”. It related to the following question. Suppose we have a relatively steady-state condition,…

Electric Transportation By 2050

Guest Post by Willis Eschenbach I’ve written before about the insanity of the “Net-Zero By 2050” push in a post called “Bright Green Impossibilities“. Today I thought I’d talk about…

Restoring The Equilibrium

Guest Post by Willis Eschenbach In this post, I will both provide additional data for and also correct an error and a claim in my post entitled Where Is The…

Just What Is CH For?

Guest Post by Willis Eschenbach Well, it seems like climate alarmists have noticed that all their hysterical screeching about carbon dioxide (CO2) isn’t having the desired effect. So they’re turning…

A Return To The Land Of Covidia

Guest Post by Willis Eschenbach A while back I gave up looking at COVID stats because there was so much misinformation out there. Now, however, the CDC has published data…

Into The Black Box

Guest Post by Willis Eschenbach Through what in my life is a typical series of misunderstandings and coincidences, I ended up looking at the average model results from the Climate…

Some Models Are Useless

Guest Post by Willis Eschenbach There’s an old saying about models—“All models are wrong, but some models are useful.” It’s often used to justify the existence of climate models. However,…

A Linear Digression

Guest Post by Willis Eschenbach [SEE UPDATE AT END] In my most recent post, called “Where Is The Top Of The Atmosphere“, I used what is called “Ordinary Least Squares”…

Where Is The Top Of The Atmosphere?

Guest Post by Willis Eschenbach In my last post, entitled Advection, I was discussing the online MODTRAN Infrared Light In The Atmosphere model. A commenter pointed out that in the past I’d…

Advection

Guest Post by Willis Eschenbach I got to messing about with the MODTRAN Infrared Light In The Atmosphere model. From the Help file. Figure 1. Description of the MODTRAN model.…