Dr. William Happer Challenges Climate Emergency Claims in Podcast

On December 3, 2025, Dr. William Happer, a prominent American physicist and co-founder of the CO2 Coalition, appeared on episode #313 of the Leighton Smith Podcast. During this episode, Dr. Happer asserted that claims of a climate emergency are unfounded. He emphasized that those who believe in such a crisis have been misled by misinformation.

Dr. Happer’s insights come at a critical moment when political discourse around climate policies, such as ‘Net Zero,’ is intensifying. He criticized politicians for holding onto misconceptions about climate science, suggesting that their rejection of a dialogue with him reflects a broader unwillingness to engage with alternative viewpoints. His arguments challenge the prevailing narrative and call for a reassessment of current climate policies.

In the podcast, Dr. Happer discussed his extensive background, which includes the authorship of over 200 peer-reviewed scientific papers. His scientific credibility adds weight to his claims. He contends that the current focus on carbon dioxide emissions is misplaced, advocating instead for a more nuanced understanding of climate dynamics and the role of CO2 in the atmosphere.

The episode also features a segment called “The Mailroom,” where listeners are invited to share their comments and questions. This interactive component allows for a more engaging experience, as it fosters dialogue between the host, Leighton Smith, and the audience.

For those unfamiliar with podcasts, the show offers a simple guide on how to listen, ensuring accessibility for a wider audience. The Leighton Smith Podcast is available on multiple platforms, including iHeartRadio and iTunes, allowing listeners to subscribe and stay updated on future episodes.

Dr. Happer’s appearance on the podcast is part of a larger conversation about climate science and policy. His perspective invites listeners to critically evaluate the information they receive and consider alternative viewpoints in the ongoing debate about climate change and its implications for society.