FILED United States Court of Appeals Tenth Circuit

www.ca10.uscourts.gov

Respondent-Appellee, United States Bureau of Land Management. Erik E. Petersen (Michael J. McGrady, with him on the brief), Wyoming Office of the Attorney General, Cheyenne, Wyoming, for Respondents-Intervenors-

  United, States, Land, Management, Court, Appeal, Bureau, Circuit, Tenths, Bureau of land management, United states court of appeals tenth circuit