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addition to having a more overarching view of the practice of risk assessment. Therefore, the committee supplements the Red Book paradigm with a second approach—one that is less fragmented (and hence more holistic), less linear and more interactive, and, most important, one organized not according to discipline or function, but according to the recurring conceptual issues that cut across all the stages of risk assessment. These cross-cutting issues are described in Part II of this report.
FIGURE I-1
NAS/NRC risk assessment/management paradigm. SOURCE: Adapted from NRC, 1983a.
FIGURE I-2
Relationships in assessing human health risks of exposure to hazardous
air pollutants. SOURCE: Adapted from NRC, 1983a.
