USGS Thesaurus and Enterprise Web Document Catalog
Studies by the USGS documenting the extent of surface-water and ground water degradation associated with coal mining in Pennsylvania and the effects of mining and reclamation practices. Includes map of mine sites.
URL: | http://pa.water.usgs.gov/projects/amd/ |
Originators | Pennsylvania District (Sponsor) |
Publisher | Geological Survey (U.S.) |