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The Challenge of Predicting Nonpoint Source Pollution
Evaluating the effect of agricultural practices on nonpoint source pollution is a key
element of strategies to mitigate harmful environmental impacts. Keith Loague et al.
discuss the challenge of modeling impacts using geographic information systems. / 130A
Dermal Exposure: The Missing Link
Dermal exposure can be the most significant exposure route for certain populations and
pollutants. Valerie Zartarian and James Leckie explain its complexities and describe
current assessment techniques. / 134A
Evaluating Toxic Impact Assessment Methods
Various methods are available for assessing the human health impacts of chemical
emissions. Edgard Hertwich and coauthors show that those methods that incorporate the
most comprehensive approach to exposure assessment are the most effective. / 138A
U. S. environmental industry at "critical juncture"
Kyoto's "forest credit" plan
Integrated approach to risk-based decisions
New U. S. regulatory reform study
"Isolated" wetlands threatened
Concern about endocrine-disrupting chemicals
Chemical industry to screen toxicity data
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© 1998 American Chemical Society | 
