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July 2, 2025
Any moment now, we will be releasing the full results of the AEI Energy/Climate Survey of the American public that my AEI colleague Ruy Teixeira and I conducted right before the election. The survey provides a fascinating snapshot of what Americans think about a wide range of climate and energy issues. Today, I share some what the…
June 16, 2025
You’d be hard pressed to find a more fascinating straight line. The figure below is one of the most amazing graphs in all of climate policy.1 It shows the decarbonization of the U.S. economy from 1992 to 20252 — with decarbonization is defined as the ratio of carbon dioxide emissions (from fossil fuels) to GDP (in 2025$). I was…
May 27, 2025
In 2024, Academic Freedom Alliance, Heterodox Academy, and the Foundation for Individual Rights and Expression called for colleges and universities to formally adopt institutional neutrality, defined as: “When a contested social issue arises that does not directly concern the academic mission of our college or university, institutional leadership will not issue a position statement on that issue. On…
May 14, 2025
One of the challenges, even for experts, in making sense of climate projections is that the scenarios underlying the projections are so complex as to be impenetrable without a lot of effort and expertise. Opaque assumptions make interpreting climate projections fraught with challenges and consequently, they are easily misinterpreted and misused. Today, I try to…
May 1, 2025
I’ve spent some time this week looking into the massive blackout that struck Spain and Portugal a few days ago, and today I share some of what I’ve learned. I start with a short primer on grid operations and follow that with some initial thoughts on the significance of the Iberian blackout. The Financial Times explains what…
April 4, 2025
For this first edition of THB Subscriber Questions (THBSQ#1) I am going to address one question asked by many readers. Anders Valland asks: Professor, now you know where it starts. What are your reflections on the new tariff regime? I’ll start with a disclaimer and some throat clearing — I do not research or publish in…
March 31, 2025
In recent years, when teaching my senior policy capstone course I would often pivot the course on short notice to discuss current events, updating the readings on the syllabus, and often inviting guest lectures from relevant experts. Among such pivots were Covid-19, Russia-Ukraine, the U.S. elections, October 7th, and more. Part of my motivation of…
March 31, 2025
Who uttered the quote that is the title of this post? A prominent climate activist, perhaps? Or maybe, a progressive Democratic member of Congress? No and no. The quote comes from a representative of a Texas-based oil and gas production firm last week to the Federal Reserve Bank of Dallas in its March Energy Survey. Here…
March 27, 2025
The International Energy Agency has just published its Global Energy Review 2025. In this post I share the five most important take-aways I see in the report. I encourage you to have a look at the full report for IEA’s interpretation of its top conclusions. Let’s jump right in . . . Have a look at the figure…
March 12, 2025
I was a tenured full professor at the University of Colorado Boulder for almost 24 years. At the end of 2024, I left. Officially, it was a voluntary departure. But I sure felt like I’d been pushed out. My story started in 2015, when Rep. Raúl Grijalva (D–Ariz.) asked the university to investigate me. He alleged that…