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
Latest from The Honest Broker on SubstackAug 17, 2026
Behind the controversy over Anthony Fauci's silence lies decades of American investment in risky virus research as part of a…
Aug 12, 2026
A conversation with Darren Samuelsohn
Aug 10, 2026
What the countries past peak have in common, and what that tells us about the rest
Making Sense of Science in Policy and Politics
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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
Aug 2026
Washington Post Press
May 2026
Cleaning Up with Michael Liebreich Podcast
Jun 2026
Stossel Podcast
May 2026
Live sites tracking real data, updated on an ongoing basis.
Live hurricane and tropical cyclone data, tracked against the historical record.
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Live
Trend analysis across tornadoes, hail, drought, streamflow, wildfire, and more.
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In Progress
A worldwide expansion of the US Extreme Weather and Climate Change Dashboard, tracking the same hazards globally.
CO₂ intensity of GDP and per-capita emissions by country, plus a calculator for the rates a given target requires.
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