The website http://www.wikileaks.org recently leaked hundreds of reports by the Congressional Research Service, three of them having to do with wilderness land. I haven’t read any of them yet, but I figured they would be of interest:
http://wikileaks.org/wiki/CRS:Bureau_of_Land_Management%28BLM%29_Wilderness_Review_Issues%2C_August_20%2C_2004
http://wikileaks.org/wiki/CRS:_Wilderness_Laws:_Permitted_and_Prohibited_Uses%2C_January_7%2C_2009
http://wikileaks.org/wiki/CRS:_Wilderness:_Overview_and_Statistics%2C_January_8%2C_2009