Send radioactive waste to bottom of the ocean?

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SUMMARY

The discussion centers on the proposal of disposing of spent nuclear fuel rods in canisters at the bottom of the ocean as a potential solution for radioactive waste management. Key arguments highlight that water serves as an effective radiation shield, significantly reducing gamma radiation exposure. However, concerns about corrosion, containment integrity, and environmental impact dominate the conversation, with participants emphasizing the risks of leakage and the challenges of cleanup in marine environments. The consensus suggests that while ocean disposal may seem feasible, the lack of engineered barriers and the unpredictability of oceanic conditions render it a less viable option compared to terrestrial solutions.

PREREQUISITES
  • Understanding of radiation shielding principles, specifically the halving thickness of water.
  • Knowledge of the environmental impacts of radioactive waste disposal.
  • Familiarity with containment technologies for hazardous materials.
  • Awareness of nuclear waste reprocessing techniques, including vitrification.
NEXT STEPS
  • Research the effectiveness of radiation shielding materials, focusing on water and lead.
  • Explore advanced containment technologies for nuclear waste, including engineered barriers.
  • Investigate the environmental consequences of underwater waste disposal versus terrestrial options.
  • Learn about the processes and benefits of nuclear waste reprocessing and vitrification.
USEFUL FOR

This discussion is beneficial for environmental scientists, nuclear engineers, policymakers in waste management, and anyone involved in the nuclear energy sector seeking to understand the complexities of radioactive waste disposal methods.

  • #31
Steve Brown said:
My previous post is not really off topic, as it addresses the proposed method of disposing of spent fuel rods in such a way that they cannot be recovered. My point is that such disposal is not a good idea, because spent fuel rods contain recoverable fissile material which can be used in a type of reactor that does not create spent fuel assemblies to dispose of.

Thorium reactor also produces waste. Less transuranics than uranium cycle, but about the same amount of fission products. This waste needs to be disposed off just the same.
 
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  • #32
nikkkom said:
Thorium reactor also produces waste. Less transuranics than uranium cycle, but about the same amount of fission products. This waste needs to be disposed off just the same.

Now it is straying off topic to debate the relative merits of light water reactors versus molten salt reactors. For that reason, I'll post my reply to your above post in the LFTR thread.
 
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