John Cook

John Cook

Creator of Skeptical Science, research fellow in climate communication at the Global Change Institute, University of Queensland.

Recent Articles

SkS Analogy 2 – Ferrari Without Gas

Tag Line A Ferrari without gasoline goes nowhere.Greenhouse gases without infrared radiation cause no warming. Elevator Statement The concentration of greenhouse gases is like the size of a car engine: higher greenhouse gas concentration is like a bigger engine. Infrared…
This article was posted in Blogs.

SkS Analogy 1 – Speed Kills

Tag line Speed Kills Elevator Statement Deceleration from 60 mph to 0 in … 30 seconds (base rate): Normal exit from a freeway; no drinks spilled, life goes on. 3 sec (10 times base rate): Slam on the breaks. All…
This article was posted in Blogs.

Heartland: What’s your story?

 If you teach physical science your mailbox may have recently been assaulted by a tract from the Heartland Institute titled "Why scientists disagree about global warming." The lie in the title is an excellent preview of the book's contents. Its numerous specific…
This article was posted in Blogs.

Global warming is increasing rainfall rates

he world is warming because humans are emitting heat-trapping greenhouse gases. We know this for certain; the science on this question is settled. Humans emit greenhouse gases, those gases should warm the planet, and we know the planet is warming. All…
This article was posted in Blogs.

A Perfect (Twitter) Storm

Last week an entertaining barrage of tweets erupted from Dr. Gavin Schmidt's account in response to a blog piece written by Dilbert creator Scott Adams. Being that Adams' original tweet promoting his blog post makes the presumptuous claim of "saving the world" by…
This article was posted in Blogs.

How Green is My EV?

One of the largest sources of CO2 pollution from the average American consumer is the family car. The EPA states that 26% of greenhouse gas (GHG) emissions come from all forms of transportation (2014 figures). The largest source of GHG emissions,…
This article was posted in Blogs.