Tetrachloroethylene is a volatile, chlorinated organic hydrocarbon that is widely used as a solvent in the dry-cleaning and textile-processing industries and as an agent for degreasing metal parts. It is…

Discusses the complex management challenges in Yellowstone National Park. This report examines the evidence that increased ungulate populations are responsible for the changes in vegetation and that the changes represent…

This report assesses the effectiveness of cleaning up contaminates sediments in aquatic environment, whether through dredging or other techniques, at sites at which remediation costs over $50 million. The authors…

This report is a product of the Committee on Restoration of the Greater Everglades Ecosystem (CROGEE), which provides consensus advice to the South Florida Ecosystem Restoration Task Force. The Task…

Endorses the National Science Foundation’s concept of the National Ecological Observatory Network (NEON) for providing a nationwide network of facilities and infrastructure for ecological and environmental research that is impossible…

The 1993 regulation (Part 503 Rule) governing the land application of biosolids was established to protect public health and the environment from reasonably anticipated adverse effects. Included in the regulation…

Examines the adequacy of the regulatory framework for mining of hardrock minerals - such as gold, silver, copper, and uranium - on over 350 million acres of federal lands in…

The control of illicit-drug trafficking and drug use is a difficult and complex process that involves a variety of prevention, control, treatment, and law enforcement strategies. Eradication strategies for controlling…