Roger Pielke Jr.
Making sense of science, policy, and politics.
Senior Fellow, American Enterprise Institute · 
Professor Emeritus, University of Colorado Boulder
Making sense of science, policy, and politics.
Senior Fellow, American Enterprise Institute · Professor Emeritus, University of Colorado Boulder
New THB US Deficit and Debt Scenario Builder
New THB Build your own climate scenario
In the Media
The Dispatch: Extreme Weather Shouldn’t Be a Political FootballRoger on the quick claims, after each disaster, that extreme weather is or isn’t getting worse.
New on THB
Cleaner Charts on Every ScreenChart labels clear of bars, axes and edges, and pages that fit a phone screen, across THB and all four dashboards.
New on THB
THB US Deficit and Debt Scenario BuilderFederal deficits and debt under chosen economic and policy assumptions, beside CBO’s February 2026 baseline for the coming decade.
New on THB
New Book PDF: Pielke’s PerspectiveRoger’s 2015 book, now a PDF for paid subscribers.
New on THB
For Paid SubscribersEvery paid-only THB post in one place, updated weekly, plus a new page for Roger’s books.
New on THB
Forbes Column ArchiveRead Roger’s Forbes columns from 2019 and 2020, with his original charts.
New on THB
Search all THB PostsFind any post by word or topic, from the box under the latest posts.
THB on Substack
“We are HUNTING Pielke”A look back at how climate enthusiasts tried to sabotage the careers of…
THB on Substack
“Behind the Scenes” at the National AcademiesNew documents reveal stealth advocacy at the heart of America's science academy
Tropical Cyclones
Season to date67 named storms, 713.1 ACE — +20% vs the 1980–present average, #10 of 47 years.
US Extreme Weather
Drought33.8% of the CONUS in severe-or-worse drought — 139th of 1,396 weeks since 2000.
Global Extreme Weather
Drought25.1% of global land in severe-or-worse drought — 10th of 569 months since 1979.
Decarbonization
North MacedoniaCO₂ intensity of GDP down 3.2%/yr since 2000 — 1.313 to 0.576 kg per $.
Blog Archives
Covid-19 Resources for Research and Teaching: Models and ForecastsMIDAS - Online Portal for COVID-19 Modeling Research ( link ) U.K. Scientific…
Substack Archive
Good ReadsTHB Insider #27
Publications
Ecological forecasts: an emerging imperativeA multi-author Science commentary (Pielke one of many co-authors) arguing ecology should…
In the News
Trump Keeps a Biden Promise…Wall Street Journal
Latest from The Honest Broker on SubstackOct 8, 2026
A look back at how climate enthusiasts tried to sabotage the careers of inconvenient scientists
Oct 5, 2026
New documents reveal stealth advocacy at the heart of America's science academy
Oct 1, 2026
What a journey it has been
Making Sense of Science in Policy and Politics
Buy on Amazon →
What Scientists and Politicians Won't Tell You About Global Warming
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Disasters and Climate Change (2nd ed.)
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The War Against Cheating and Corruption in the Cutthroat World of Elite Sports
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The Dispatch Press
Oct 2026
The Free Press Press
Sep 2026
Cleaning Up with Michael Liebreich Podcast
Jun 2026
Stossel Podcast
May 2026
Six public dashboards, each with its own data sources and its own update schedule.
Live hurricane and tropical cyclone data, tracked against the historical record.
View here →
Trend analysis across tornadoes, hail, drought, streamflow, wildfire, and more.
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The same hazards as the US dashboard, worldwide.
Visit site →CO₂ intensity of GDP and per-capita emissions by country, with a calculator for the rate any target needs.
Visit site →Set eight assumptions and build an emissions scenario, against the record and the seven CMIP7 marker scenarios.
Visit site →Set economic and policy assumptions (productivity, labor force participation, immigration, interest rates, taxes, Social Security, health programs and more) and compare the resulting federal deficits and debt with CBO's February 2026 baseline for fiscal years 2027 through 2036.
View here →New pages, new features and corrections across THB and its dashboards over the past two weeks, apart from the routine daily data updates.
Read THB on Substack →
