The chemical and physical methods to recycle or dispose of materials which, without treatment, are deemed to have no further value or are too contaminated to be used.
Describes cooperation of the USGS office in Las Vegas, Nevada, with the Department of Energy to address environmental and scientific issues at the Nevada Test Site and vicinity with links to project information.
Links to studies at the Amargosa Desert Research Site by the USGS Toxic Substances Hydrology Program studying the subsurface migration and fate of contaminants in arid environments. Links to news, remediation, photos, bibliography and techniques.
The Marcellus shale is a black shale unit in the eastern US. It has economic use as a source of natural gas. Environmental concerns arising from the process of exploiting this resource include water supply and wastewater disposal.