U.S. House of Representatives - http://www.house.gov
U.S. Senate - http://www.senate.gov
The White House - http://www.whitehouse.gov
U. S. Department of Interior - http://www.doi.gov/
U. S. House Resources Committee - http://www.house.gov/resources/
U.S. Environmental Protection Agency (EPA) - http://www.epa.gov
U.S. Mine Rescue Association - http://www.usmra.com
U.S. Senate Energy & Natural Resources Committee - http://www.energy.senate.gov
Western Governors Association - http://www.westgov.org/