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About this book
This book considers how the US Environmental Protection Agency (EPA) could improve its risk assessment practices, beginning with the implementation of the 1990 Clean Air Act Amendments.
Part 1: current approaches to risk assessment; risk assessment and its social and regulatory contexts; exposure assessment; assessment of toxicity; risk characterization. Part 2: strategies for improving risk assessment; default options; models,methods and data; data needs; uncertainty; variability; aggregation. Part 3: implementation of findings; implementation.