Page 155 - Materials Chemistry, Second Edition

L1644_C04.fm Page 128 Tuesday, October 21, 2003 3:13 PM

source) and a Eulerian long-range (describe the long-term

Special features Comprehensive three-dimensional tracer model based on a combination of a Lagrangian short-scale puff model (describe the transport, dispersion and deposition in the area near the Time series modeling system with multimedia capabilities for assessing human health and ecological risks for hazardous and

Environmental Models Applicable to Risk Assessment and Environmental Management Problems
transport calculations) criteria air pollutants ecosystems transformation model

Single models Multiple-media models

of the hazardous and critical air pollutant programs organic chemicals, and their effects on the ecosystem A risk assessment model that mathematically relates the may receive and risk estimation for the environment and humans

Description Used for studying transport, dispersion and deposition of air pollution due to a single but strong source, such as an accident Modeling system for assessing air pollutants and finding needs Predicts the fate of different pollutants, such as nutrients and concentration of a chemical to the theoretical dose a person

TABLE 4.1 (continued) Model DREAM (Danish Rimpuff and Eulerian accidental release model) TRIM (total risk integrated methodology) AQUATOX (simulation model for aquatic ecosystems) CalTOX (California total exposure model) EUSES (European Union system for the evaluation of substances) © 2004 CRC Press LLC