The U.S. Environmental Protection Agency, National Marine Fisheries Service, and Fish and Wildlife Service should use a common approach to determine potential effects of pesticides on endangered or threatened species, a new report finds.

Two government-issued studies are unable to demonstrate whether people were harmed by groundwater contaminated with toxic pollutants at Fort Detrick, Md., a new report finds.

A new report presents an approach for developing research and a scientific infrastructure needed to address potential health and environmental risks of nanomaterials.

Risk assessments evaluate potential adverse health effects from chemicals in the environment. Unfortunately, the risk assessment process is bogged down by challenges to its timeliness and credibility, a lack of adequate resources, and a disconnect with needs of decision-makers.

The presence of tetrachloroethylne (PCE or PERC) in the environment has been linked to cancer and other health effects.  This report reviews EPA's draft assessment of PCE, used to guide air-and water-standards.

Energy production and use has adverse effects on human health, property, and the environment that are not reflected in market prices. This report estimates hidden costs of damages in 2005 were more than $120 billion.