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Recommendations for the development and application of wildlife toxicity reference values.
Toxicity reference values (TRVs) are essential in models used in the prediction of the potential for adverse impacts of environmental contaminants to avian and mammalian wildlife; however, issues in their derivation and application continue to result in inconsistent hazard and risk assessments that present a challenge to site managers and regulators. Expand
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Effects of available P and N:P ratios on non-symbiotic dinitrogen fixation in tallgrass prairie soils
SummaryPrescribed burning is a major control over element cycles in Tallgrass prairie (Eastern Kansas, USA). In this paper we report potential effects of fire on nonsymbiotic nitrogen fixation. FireExpand
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Selection of phytotoxicity tests for use in ecological risk assessments
Background 516 Approach to phytotoxicity 517 Standardized methods 518 Terrestrial plant tests 518 Aquatic macrophyte tests 520 Terrestrial test species 521 Regulatory guidance 521 Published standardsExpand
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Prairies Lost to Forests: A 33-Year History of Two Sites in Adams County, Ohio
Aerial photographs taken in 1938, 1950, 1965, and 1971 were examined to determine the extent of conversion from prairie to forest for the Lynx Prairie Preserve and a nearby, privately owned property.Expand
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Establishing Eco-SSLs for PAHs: Lessons Revealed from a Review of Literature on Exposure and Effects to Terrestrial Receptors
ABSTRACT Polycyclic Aromatic Hydrocarbons (PAHs) were among the top priority Constituents of Potential Concern (CoPC) in the United States Environmental Protection Agency's (USEPA's) effort to setExpand
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Using landscape ecology to focus ecological risk assessment and guide risk management decision-making
Ecological risk assessment (EcoRA) generally suffers from limited application of ecological knowledge in the definition and characterization of real-world sites. Not surprisingly, most remediationExpand
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Assessing Ecological Risks at the Landscape Scale: Opportunities and Technical Limitations
There is a growing awareness that ecological risk assessments (ERAs) could be improved if they made better use of ecological information. In particular, landscape features that determine the qualityExpand
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