
Making sense of science, policy, and politics.
Senior Fellow, American Enterprise Institute · Professor Emeritus, University of Colorado Boulder
Latest from The Honest Broker on SubstackJul 31, 2026
Worse fire weather, less fire on the ground, and mitigation benefits detectable only in models
Jul 29, 2026
A major new THB project just went live
Jul 27, 2026
A strong El Niño is emerging in 2026. History tells us what we might expect.

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
Buy on Amazon →Washington Post Press
May 2026
Wall Street Journal Press
Apr 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.
View here → LiveTrend analysis across tornadoes, hail, drought, streamflow, wildfire, and more.
Visit site →A worldwide expansion of the US Extreme Weather and Climate Change Dashboard, tracking the same hazards globally.