Polychlorinated biphenyls (PCBs) are persistent, bioaccumulative, and toxic contaminants in
the environment. Individual PCB congeners exhibit different phy sicochemical properties …

Introduction Recently, there has been considerable discussion in both the scientific literature
and the lay press regarding the possibility that environmental chemicals, through their …

The definitive reference in its field, Ecological Risk Assessment, Second Edition details the
latest advances in science and practice. In the fourteen years since the publication of the …

Abstract The European Commission asked EFSA for a scientific opinion on the risks for
animal and human health related to the presence of dioxins (PCDD/Fs) and DL‐PCBs in …

Threshold tissue residue concentrations of polychlorinated biphenyls (PCBs) and 2, 3, 7, 8-
tetrachlorodibenzo-p-dioxin equivalents (TEQs) were derived from the published results of …

High levels of polychlorinated biphenyls (PCBs) have been reported in the tissues of some
species of marine mammals. The high concentrations are of concern because a growing …

The US Congress has passed legislation requiring the US Environmental Protection Agency
(US EPA) to develop, validate, and implement screening tests for identifying potential …

Some investigators have hypothesized that estrogens and other hormonally active agents
found in the environment might be involved in breast cancer increases and sperm count …

The concept of “sentinel species” is important in the environmental health sciences because
sentinel species can provide integrated and relevant information on the types, amounts …

Love Canal. Exxon Valdez. Times Beach. Sacramento River Spill. Amoco Cadiz. Seveso.
Every area of the world has been affected by improper waste disposal and chemical spills …