Today in Focus Can we trust nuclear power again?
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Jul 9, 2025 Dr. Tim Gregory, a nuclear scientist at the UK National Nuclear Laboratory, advocates for the revival of nuclear power as a safe and economically viable solution to climate change. He discusses its historical evolution in the UK, analyzing past incidents like Chernobyl that shaped public perception. Gregory emphasizes the importance of nuclear energy in achieving net zero goals, particularly through innovative designs like small modular reactors. He also addresses safety advancements and counters misconceptions by comparing nuclear's safety record and long-term reliability against fossil fuels and renewables.
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Tim Gregory's Nuclear Journey
- Tim Gregory's fascination with atoms started in childhood and fueled his career in nuclear science.
- He believes science and technology are key to sustainable prosperity, with nuclear power fitting this vision.
Nuclear Growth Halted by Accidents
- Nuclear power expansion stalled after major accidents like Three Mile Island and Chernobyl.
- These incidents severely impacted public and political confidence in nuclear power in North America and Europe.
UK's Aging Nuclear Fleet
- The UK currently generates about 15% of electricity from nuclear, down from 25% in the 1990s.
- No new reactors have connected to the grid since the late 1990s, leading to reliance on aging plants.