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Issues in Risk Assessment (1993) / Chapter Skim
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Application to the Case Studies
Pages 322-323

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From page 322...
... Lessons learned from the ecotoxicological case studies regarding risk characterization are summarized as follows: • There was no attempt to carry out a risk characterization. None of these case studies included an actual risk assessment, and none contained attempts to convey the science in a risk perspective.
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From page 323...
... The case study reminded the session participants of the space-shuttle program, which relied on intuitive risk assessments until catastrophic failure occurred. To outsiders, it is not clear whether the success of USDA's species introduction program in avoiding ecological catastrophes is due to luck or to the rigor of the evaluation program.
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Key Terms

  • spotted owl
  • owl population
  • risk assessments
  • species introduction
  • ecological risk

  • northern spotted
  • versus predicted
  • studies included
  • characterization scheme
  • owl management

  • population dynamics
  • print version
  • regarding risk
  • gaps represent
  • based principally

  • georges bank
  • specific protocols
  • underlie alternative
  • especially concerning
  • major unresolved

  • study include
  • owl assessment
  • fishery study
  • avoiding ecological
  • measured versus

  • none contained
  • literal application
  • data gaps
  • health risk
  • scheme developed


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