Tom Nelson

Interviews and presentations on climate/energy realism and more, with guests including Will Happer, Jerome Corsi, Marc Morano, Carl-Otto Weiss, Valentina Zharkova, Christopher Essex, Henrik Svensmark, Patrick Moore, Ross McKitrick, Willie Soon, Susan Crockford, Peter Ridd, Christopher Monckton, and Richard Lindzen.

Tom Nelson is a science podcast hosted by Thomas Nelson, with 422 episodes on record and a Required Pod Score of 80. PitchCentric scores this show on Booking Probability, Listen Score, and live audience signals refreshed every 24 hours.

Thomas Nelson hosts Tom Nelson, a science show with 422 episodes published.

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  Tom Nelson

  Henrik Svensmark: “Cosmic Rays, aerosols, and clouds” #422

  Aug 18, 20261h 26m

  Henrik Svensmark discusses how solar activity modulates cosmic rays, which ionize the atmosphere and can help form aerosols that grow into cloud condensation nuclei, potentially altering clouds and Earth’s energy balance. He describes lab experiments showing more aerosols with increased ionization, critiques models that predicted no cloud effect, and presents observations from Forbush decreases where drops in cosmic rays are followed days later by reduced aerosols, cloud changes, and radiative-budget responses. He argues solar-cycle forcing may be ~1–1.5 W/m² and could affect CO2 sensitivity. On longer timescales, he links supernova-driven cosmic-ray variations to glaciations, ocean temperature, organic carbon burial, oxygen production, and biodiversity, while noting funding and career pressures. 00:00 Cosmic Rays and Clouds 00:42 Meet Henrik Svensmark 02:59 Solar Activity Basics 03:31 IPCC Forcing Debate 05:13 Sunspots and Cosmic Rays 07:03 Cosmic Ray Showers 08:55 Isotopes as Solar Proxies 11:48 Climate Correlations 15:17 Ocean Heat Amplification 17:55 Clouds as Amplifier 19:39 How CCN Form 22:22 Testing in Chambers 24:59 Models vs Reality 27:52 Forbush Natural Experiments 36:14 Fixing the Physics 41:17 Billion Year Timescales 42:08 Galactic Spiral Arms 44:02 Star Formation Setup 44:33 Open Clusters Explained 45:57 Mapping Nearby Clusters 46:53 Supernovas Meet Climate 48:27 Zooming Into Ice Ages 51:31 Nutrients And Carbon Isotopes 53:54 Organic Burial Correlation 55:15 Deep Time Starbursts 57:12 Oxygen And Complex Life 59:51 Dwarf Galaxies Trigger Stars 01:02:18 Fossils And Diversity Curves 01:05:13 Shelf Area Drives Richness 01:09:04 Area Normalization Test 01:11:34 Big Picture Conclusions 01:13:35 Funding And Career Risks 01:22:15 Critiques And Solar Events 01:25:16 Wrap Up And Farewell Svensmark: The Cloud Mystery https://www.youtube.com/watch?v=ANMTPF1blpQ The Chilling Stars [2008]: https://www.amazon.com/Chilling-Stars-New-Theory-Climate/dp/1840468661 Papers: https://orcid.org/0000-0003-2843-3417 ========= Slides, summaries, references, and transcripts of my podcasts: https://tomn.substack.com/p/podcast-summaries My Linktree: https://linktr.ee/tomanelson1

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  Tom Nelson

  Randall Bock: “Withdraw to Freedom: Navigating the Addiction Maze” #421

  Aug 14, 20261h 24m

  Randall Bock argues opioids have dual legal and illicit markets and that most prescribed users don’t become street addicts. He recounts refusing drug-seekers (“Dr. No”) and later using buprenorphine as a temporary bridge, advocating a 4–6 month taper to sobriety rather than lifelong “maintenance.” He claims methadone maintenance, originated at Rockefeller University and expanded nationally via Nixon-era policy and Medicaid incentives, aimed to curb New York City crime but instead seeded the first wave of the opioid crisis and spread heroin use. He challenges the “addiction as disease/insulin” analogy, cites Vietnam vet recovery and Rat Park, and promotes his book “Withdraw to Freedom.” 00:00 Opioid Desert Intro 01:06 Two Marketplaces Theory 02:01 Doctor No Stories 03:29 Suboxone And DATA 2000 04:50 Maintenance Therapy Critique 06:22 New York City Sets Stage 08:04 Bridge To Sobriety Plan 10:47 Long Boom And Opioid Spike 14:24 Classic Narcotic Control Era 17:26 Harm Reduction And Methadone 18:43 OxyContin Myth Busting 19:48 Addiction As Exposure 23:28 Rockefeller Methadone Origins 26:40 Crime Control Not Cure 28:14 Why Methadone Feels Dopey 31:59 National Spread And Incentives 36:46 Did Crime Drop Actually 38:46 Equality Of Misery 40:49 Dealers Adapt And Expand 43:03 Dopesick Narrative Setup 43:36 Methadone First Wave 45:22 Medicalization Lessons 48:15 Disease Model Tested 50:20 Replacement vs Proclivity 53:29 Russia and Hard Truths 55:38 Rat Park Recovery 01:00:14 Economy and Despair 01:03:18 Bock Taper and Five Fs 01:09:28 Board Backlash 01:11:28 Book Launch Pitch 01:13:51 Incentives and COVID Parallels 01:19:01 Mental Health Parity 01:22:43 Wrap Up and Dual Path https://randybock.com/ https://x.com/@DrRandallBock ========= Slides, summaries, references, and transcripts of my podcasts: https://tomn.substack.com/p/podcast-summaries My Linktree: https://linktr.ee/tomanelson1

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  Tom Nelson

  Jim Lakely #420

  Aug 11, 202655 min

  Jim Lakely, EVP and communications director at The Heartland Institute, describes Heartland’s free-market mission and its global role “pushing back on climate alarmism,” plus his weekly Climate Realism Show. He recounts Heartland’s 16 climate conferences since 2008 (300+ speakers, videos online), efforts to invite opposing views, and claims the IPCC’s mandate is to emphasize human influence. They discuss natural forcings, scientific uncertainty, warming since the Little Ice Age, and skepticism about “global average temperature.” Lakely cites funding pressures in academia, conference disruptions by Climate Defiance, and notes Roy Spencer’s satellite data work. He recounts “Fakegate,” alleging Peter Gleick stole documents and forged a memo. They also discuss COPs, social-media throttling, and AI’s energy demands weakening climate media funding. 00:00 Meet Jim Lakely 00:32 Heartland Climate Mission 01:34 Inside Climate Conferences 04:25 Debate And The IPCC 07:06 Natural Forcings Focus 09:32 Warming And Perspective 12:23 Young Skeptics Rising 15:40 Disruptions And Threats 20:44 Will Happer Spotlight 23:25 Models Funding And Media 28:01 Journalism Background 29:13 Congress Reality Check 30:39 Oval Office With Bush 32:44 Climate Beat Back Then 35:09 Momentum After 2024 38:32 AI Needs Real Energy 40:24 Fakegate Scandal Recap 47:03 Inside UN COP Meetings 48:57 Social Media Censorship 51:38 YouTube UN Banners 53:02 Closing Thoughts Freedom https://x.com/jlakely See all Heartland “International Conference on Climate Change” videos here: https://climateconferences.heartland.org/ ========= Slides, summaries, references, and transcripts of my podcasts: https://tomn.substack.com/p/podcast-summaries My Linktree: https://linktr.ee/tomanelson1

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  Tom Nelson

  Thomas Kurz: “Greenhouse Gases and Climate Feedbacks” | Tom Nelson Pod #419

  Aug 7, 20261h 2m

  Thomas Kurz discusses chapters from his book Why There Is No Climate Crisis, citing positive reviews, then explains the greenhouse effect and argues CO2’s warming is limited and logarithmic. He claims doubling CO2 yields about 3 W/m² effective forcing, or ~0.9°C via Stefan–Boltzmann calculations, and says even burning all known fossil fuel reserves would add under ~1°C. He argues “climate crisis” claims rely on compounded positive feedbacks in IPCC models, but says observations show models overpredict warming, relative humidity aloft is declining, and a predicted tropical hotspot is missing. He attributes discrepancies to cloud/aerosol cooling, proposing an Earth “thermostat” and net slightly negative feedback. 00:00 Guest and Book Update 02:31 Greenhouse Effect Basics 04:53 CO2 Absorption and Saturation 07:38 Four Ways to Calculate Forcing 17:11 Convert Forcing to Temperature 21:19 Logarithmic Warming Limits 24:20 Fossil Fuels and Max Warming 28:13 Feedbacks Behind the Crisis 32:55 Models vs Observations 41:30 Clouds and Cooling Evidence 55:51 Earth Thermostat Conclusion 57:52 Q&A and Scientific Method 01:01:33 Wrap Up and Farewell “Why There is No Climate Crisis: The Surprising Evidence You Should Know”: https://a.co/d/05rKxsYU https://www.whynoclimatecrisis.com/ Email: info@WhyNoClimateCrisis.com ========= Slides, summaries, references, and transcripts of my podcasts: https://tomn.substack.com/p/podcast-summaries My Linktree: https://linktr.ee/tomanelson1

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  Tom Nelson

  Ray Sanders #418

  Aug 4, 20261h 17m

  Ray Sanders updates his Surface Stations project to classify all 385 UK Met Office weather stations using WMO siting classes, claiming 88% are class 3–5 and 112 meet no regulations, including many in walled or private gardens and car parks. He argues poor siting, degraded maintenance after automation, and rapid platinum resistance thermometers in Stevenson screens create spikes and non-comparable records versus older liquid-in-glass methods. He alleges rounding/conversion issues, data from non-existent “climate averages” sites, refusals under FOI, and deletion of queried webpages. He presents analyses of stable long-term records at Wye and effects from a solar farm at RAF Lyneham, and plans more reconstructions with helpers. 00:00 Project Update Intro 01:49 WMO Siting Classes Explained 03:23 Most Stations Fail Standards 05:54 Walled Gardens Hotspots 11:55 Car Parks and Heat Sources 13:58 Thermometers and Response Time 18:27 Stevenson Screen Meets PRT 20:36 Sampling Rates and Spikes 24:45 Fahrenheit to Celsius Rounding 28:00 Maintenance and Automation Decay 32:30 Phantom Stations and FOI Fight 37:59 Allies and Data Deletions 42:16 Searching for Good Stations 42:30 Best Station Locations 43:39 Wye Data Deep Dive 44:59 Anomalies And Baselines 46:36 Manual Records Reveal 1930s 50:00 Solar Farm Heat Jump 51:19 Dyce Vs Craibstone 55:06 Met Office Classification Errors 59:53 Questionable Data Practices 01:02:21 US Climate Reference Network 01:07:38 Why He Started The Crusade 01:13:53 Focus On Great Britain 01:14:51 Thanks And Wrap Up https://x.com/RaySand17710097 ========= Slides, summaries, references, and transcripts of my podcasts: https://tomn.substack.com/p/podcast-summaries My Linktree: https://linktr.ee/tomanelson1

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