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April 2026

🚨RCP8.5 is Officially Dead
The most significant development in climate research in decades
 • Roger Pielke Jr.
Understanding the 'Iron Law' of Climate Policy
Part 3 of The Shrinking Economic Weight of Energy
 • Roger Pielke Jr.
Five Figures - April 2026
Some of the best figures to cross my desk this month
 • Roger Pielke Jr.
Cargo Cult Climate Economics
Part 2 of 2 on a damning new paper that takes on the top-down climate-economics literature — “The empirically inscrutable climate-economy relationship”
 • Roger Pielke Jr.
The Paper That Breaks Climate Economics
Part 1 of 2 on a damning new paper that takes on the top-down climate-economics literature — “The empirically inscrutable climate-economy relationship”
 • Roger Pielke Jr.
Tornado Damage and Frequency: An Update Through 2025
No upward trends in normalized tornado losses or in major tornado incidence
 • Roger Pielke Jr.
The University Problem
THB Deep Dive Report #1
 • Roger Pielke Jr.
More Problems With the FJC Science Manual for Federal Judges
A close look at the FJC's revisionist history of policy responses to ozone depletion
 • Roger Pielke Jr.
The Legacy of Al Gore's "An Inconvenient Truth" 20 Years Later
Gore to climate scientists: "Start getting involved in politics." Boy, did they listen.
 • Roger Pielke Jr.
The Economic Costs of the Iran War
What the Iran conflict costs U.S. consumers, farmers, and equities
 • Roger Pielke Jr.
© 2026 Roger Pielke Jr. · Privacy ∙ Terms ∙ Collection notice
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