OSM
The Office of Surface Mining offical website provides relevant links. OSM accepts no responsibility for the content on external websites. Links are provided "as is," for convenience only, with no warranty, expressed or implied, for the information provided within the external sites.
Coal News
National Tech Transfer
http://www.techtransfer.osmre.gov
U.S. Maps and Data
Geodata.gov, the U.S. Maps and Data webportal component,which is part of the presidential mandate supporting the E-Government initiative administered through the Department of the Interior. It is a compilation of geospatial data from around the US for Federal, State and Local Geographic Data. For more information, the website is: http://www.geodata.gov