The Water Vapor Problem The weak point in EPA greenhouse gas regulation rogerpielkejr.substack.com/p/the-water-...

Sunset in Jamaica https://collection.cooperhewitt.org/view/objects/asitem/id/22231

Making Sense of the EPA Endangerment Finding Rule Questions and Answers rogerpielkejr.substack.com/p/making-sen...

“we can be pretty confident that your marginal dollar is probably best spent on something other than climate mitigation if you care about specific outcomes like mortality”

Some interesting and constructive comments on our paper from @marshallburke.bsky.social. I agree that optimism should be a verb in addition to being an outlook! Paying more attention to adaptation will help us make a plan.

"A smaller population does not necessarily mean less energy consumption.” | Roger Pielke Jr. in Dispatch Energy, presented by Pacific Legal Foundation 🔓 https://thedispatch.com/newsletter/dispatch-energy/peak-population-energy-consumption/

The EPA did not rely at all on the work of the DOE CWG in its Endangerment Finding reconsideration

Saints are only 140 years old and already they've won a match from 3-0 down. There's now a whole piece about this, including stats for all the clubs currently in England's top two divisions. Such comebacks are EXTREMELY rare, for anyone. sportingintelligence832.substack.com/p/southampto...

NEW – Analysis: China’s CO2 emissions have now been ‘flat or falling’ for 21 months | @laurimyllyvirta.bsky.social @creacleanair.bsky.social Read here: buff.ly/wC1nbXO

Lourdes College in Ohio bet that adding more athletic teams would save them from closing. Now, its closing because athletics costs money. @erickelderman.bsky.social has been covering this story for over a year. www.chronicle.com/article/a-sm...

You are invited to comment on our new pre-print on climate adaptation rogerpielkejr.substack.com/p/the-econom...

Another happy subscriber to THB

Useful graphs for when I teach the power of partisanship in a few weeks. Here is a force which can get 20% of the US public to see Canada (!) as an enemy overnight, based on nothing at all beyond the brain farts of a deranged party leader

"The Stern Review helped to launch climate change into top levels of policy making. Further, we can draw a straight line from the Review to the emergence of (often scientifically questionable) “climate risk” in global finance." by @thehonestbroker.bsky.social www.realclearscience.com/2026/02/03/b...

The US immigrant population generated more in taxes than they received in benefits from all levels of government every year from 1994 to 2023. The Cato study provides the first-ever 30-year analysis of the fiscal effects of immigration on government budgets. https://ow.ly/jy8a50Y8kM3

👀👍⬇️

Bad science, big consequences - Roger Pielke Jr. open.substack.com/pub/rogerpie...

Excellent responses to a mischaracterization of our new preprint Happy to hear criticisms from those who actually read the paper 🤓😎👍

We have a new preprint out and invite your comments and critique! open.substack.com/pub/guidedci...

1) Relevant to debate over pre-print by @jayvanbavel.bsky.social et al. — is 50 years of research on fallacies in "counting expert consensus." For a start, see STS researchers on 97% climate consensus campaign, which is the main model for the social media effort. www.tandfonline.com/doi/full/10....

"Weather-related losses for 2025 were well below expected annual loss totals in both absolute numbers and with respect to GDP — adding to a longer term trend of no increase in weather-related catastrophe losses as a proportion of GDP" rogerpielkejr.substack.com/p/climate-ch...

My latest @thedispatchmedia.bsky.social . . . Unpacking Our Global Energy Outlook Key takeaways from new projections by the International Energy Agency. thedispatch.com/newsletter/d...

📢 New book chapter 👥 Jonas Stein & Bjørn Erik Rasch (ISV) 🔎 Executive – Legislative Relations: Negative Parliamentarism and Its Consequences for Governing Norway 📖 Published in Oxford Handbook of Norwegian Politics 🔗 doi.org/10.1093/oxfo...

Want to get the data out of a PDF figure? As in, the actual data – not a rough trace-along-the-lines version? I made an app you might like: adamkucharski.github.io/pdf2plot/ It all started a few years ago... 🧵

The fall in 2025 is a sign of things to come, as both countries added a record amount of new clean-power generation last year, which was more than sufficient to meet rising demand - in India's case in combination with slower demand growth.

In From the Cold I'm profiled in the Swedish magazine Kvartal rogerpielkejr.substack.com/p/in-from-th...

Leaving the IPCC and UNFCCC is Bad for the United States Mutilateralism matters for normal Americans rogerpielkejr.substack.com/p/leaving-th...

Making Sense of the Information Ecosystem A new THB series for 2026 - Part 1, Democracy and Propaganda rogerpielkejr.substack.com/p/making-sen...

The Top Five Climate Science Scandals of 2025. by @thehonestbroker.bsky.social www.realclearscience.com/2025/12/30/t...

Super interesting article peeking behind the scenes of the gambling industry. Obviously most people lose their money. Those who outsmart the bookies find themselves restricted to placing small stakes. Which in turn leads to some pretending to be poor bettors economist.com/christmas-sp...

The Weather Truther Playbook PANIC ➡️ ALARM ➡️ CURE rogerpielkejr.substack.com/p/the-weathe...

Amazing that people are still trying to act like they can control what arguments are made and where …

The Invention of "Climate Risk" - Politically Brilliant but Fatally Flawed Part 3 of the THB series on insurance and climate change rogerpielkejr.substack.com/p/the-invent...

Japan raises interest rates to highest level in 30 years ft.trib.al/JFITgcf

It was a pleasure to be on the IBKR Cents of Security podcast today, discussing my favorite framework for thinking about the risks from extreme weather: Hazard × Exposure × Vulnerability. www.interactivebrokers.com/campus/podca...

"The announced shuttering of NCAR follows no apparent strategy, meets no stated national need, and will cause irreparable harm to the U.S. scientific community, while decimating atmospheric sciences research..." by @thehonestbroker.bsky.social www.realclearscience.com/2025/12/18/s...

Shutting Down NCAR Is Vindictive Governance Damaging the nation to own the libs is dumb policy rogerpielkejr.substack.com/p/shutting-d...

How the Financial System Invented “Climate Risk” Untethered from Climate Science Part 2 of the THB series on insurance and climate change rogerpielkejr.substack.com/p/how-the-fi...

At THB

Well, look at that . . . www.thefp.com/p/revenge-of...

The Climate-Risk Industrial Complex and the Manufactured Insurance Crisis A new THB series - Part 1, Origins of a "Crisis" rogerpielkejr.substack.com/p/the-climat...

A Huge Retraction, the Usual Playbook, and Reason for Optimism The collapse of Kotz et al. was followed by predictable climate spin but also signs of a return to scientific integrity rogerpielkejr.substack.com/p/a-huge-ret...

Big news … Backstory: open.substack.com/pub/rogerpie...

From my latest at THB

In this post, recount a little-known episode of Climategate in which IPCC authors chat about excluding our peer-reviewed work … Fun times! The post also shares some cool data on US hurricanes. open.substack.com/pub/rogerpie...

THB tomorrow

Fantastic 🧵⬇️

"In its COP30 Global Mutirão Decision, the U.N. climate change negotiators now basically agree with the projections made by Pielke and his colleagues." reason.com/2025/11/24/t...

The Battle for Climate Science and Policy Past—And Why It Matters The most important debate in climate science today is about the past not the future rogerpielkejr.substack.com/p/the-battle...