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Lecture 20 - Environmental Chemiscals II

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Learning Objectives

  1. Examine the cause and effects of the release of an industrial cyanide/heavy metals impoundment into a major European river system.
  2. Examine the heavy metals release from a tailings dam failure in Southwestern Spain.
  3. Describe the science and toxicological impacts of ionizing radiation resulting from radionuclides.
  4. Understand the science and issues surrounding mixed waste management in the US.
  5. Examine the technological difficulties associated with subsurface radionuclide plumes of the Hanford Reservation migrating towards the Columbia River.

LECTURE MATERIALS

Slides

PDF Notes

LECTURE ACTIVITIES

Homework

Discussion

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Listen online or Download here

Advanced Reading

  1. None for this lecture

Resources

Keywords

  • Cyanide
  • Tailings dam
  • Ionizing radiation
  • Alpha particle
  • Beta particle
  • Gamma ray
  • Half-life
  • Curie
  • Radioactive decay
  • Radiation sickness
  • Environmental radiation standards
  • Three Mile Island
  • Chernobyl
  • Radionuclide
  • Low level waste
  • High level waste
  • Transuranic waste
  • Containment
  • Vitrification

Suggested Reading

  1. Accident Report: Preliminary evaluation of the cyanide pollution in the rivers Szamos and Tisza
  2. UN Assessment Report: Cyanide Spill at Baia Mare Romania
  3. CNN: Spain Averts Toxic Spill
  4. Examples of recent dam failures and their implications
  5. The Los Frailes tailings dam failure (Aznalcóllar, Spain)
  6. EPA:Nuclear Incidents-Three Mile Island Nuclear Plant
  7. NRC Fact Sheet: Three Mile Island
  8. OECD-NEA: Chenobyl Radiological and Health Impact
  9. The DOE Hanford Site