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Future Tense

Nuclear tombs and the distant discourse of danger

Feb 13, 2025
Shastra Deo, a nuclear semiotics expert from the University of Queensland, joins UK journalist Mark Piesing to explore the complexities of nuclear waste. They discuss the monumental task of constructing underground facilities to secure toxic materials for millennia, emphasizing the need for effective long-term communication of dangers. Innovative concepts like 'Raycats' are introduced as a way to warn future generations. The conversation also touches on climate change’s impact on migration and the emotional toll of environmental uncertainties.
28:38

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Quick takeaways

  • Nuclear semiotics addresses the challenge of creating lasting symbols to warn future generations about the dangers of radioactive waste.
  • Climate change is driving internal migration, disproportionately affecting lower-income populations who lack the resources to relocate effectively.

Deep dives

Nuclear Semiotics: Communicating Danger Across Time

Nuclear semiotics is a specialized field focused on creating signs that effectively communicate the dangers of toxic radioactive waste to future generations. This discipline confronts the challenge of conveying a warning that remains understandable over immense time spans, such as 10,000 years, with some materials posing risks for as long as 4.5 billion years. The task is made more complex by the need to consider evolving languages and symbols, as evidenced by the inadequacy of the widely recognized trefoil symbol for nuclear waste, which many people do not comprehend. The concept extends beyond communication to include physical representations of danger, including designs that induce fear and warning, all aimed at deterring human interaction with hazardous materials in the future.

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