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From BILLIONS to TRILLIONS – The Rising Cost of Climate Change
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In this episode of New Frontiers, host Paul Johnson sits down with environmental educator and NAU professor Dr. Stefan Sommer for a compelling discussion on climate change and its multifaceted challenges. With deep expertise in sustainability, biodiversity, and public outreach, Dr. Sommer unpacks the science behind global warming, while Paul presents a pro-growth, free-market perspective. Together, they explore where environmental urgency meets economic practicality—striving for a balance that drives solutions and optimism.
Topics Discussed in the Video
The Climate Crisis Explained: Dr. Sommer breaks down why today’s climate patterns are beyond historical norms, referencing gigaton-scale carbon emissions, warming oceans, and the race toward critical temperature thresholds like 1.5°C.
Economic Toll of Climate Change: From wildfires to floods, climate-related disasters are racking up costs in the trillions. Dr. Sommer outlines the impact on agriculture, food prices, and insurance markets—making the climate issue both environmental and economic.
Arizona’s Green Energy Potential: The conversation highlights Arizona’s vast opportunity in solar and wind energy, with specific projects contributing gigawatts of renewable power. Dr. Sommer urges the state to capitalize on its geographic advantage and federal incentives.
Free Market vs Regulation: Paul argues that capitalism offers the most viable path to solving environmental problems, using examples from his international experiences. Stefan emphasizes that regulation like the Clean Water Act was essential for past environmental victories.
The Case for and Against Nuclear Power: The two examine the role of nuclear energy, discussing emerging technologies, costs, and public concerns. Can new-generation nuclear be a bridge to a low-carbon future?
Public Perception and Climate Education: Dr. Sommer points out the significant role misinformation plays in slowing progress. He shares how his outreach, including training over 160 teachers, aims to rebuild trust in science and equip communities for action.
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