; and (B) the Secretary of the Interior, with respect to National Park System land and public land. I Designation of wilderness 101. Purpose The purpose of this title is to designate certain National Forest System land, National Park System land, and public land administered by the Bureau of Land Management in the States of Idaho, Montana, Oregon, Washington, and Wyoming as wilderness and as components of the National Wilderness Preservation System in furtherance of the purposes of the Wilderness Act ( 16 U.S.C. 1131 et seq. ). 102. Greater Glacier/Northern Continental Divide ecosystem (a) Definition of Map In this section, the term Map means the map entitled Greater Glacier and dated April 10, 2023. (b) Designations To protect the unique ecosystem of the Greater Glacier/Northern Continental Divide ecosystem, the following land is designated as wilderness: (1) Bob Marshall Wilderness Complex additions The following land is incorporated in, and shall be administered as part of, the Bob Marshall Wilderness, Great Bear Wilderness, or Scapegoat Wilderness, as applicable: (A) Bob Marshall/Scapegoat Additions Certain Federal land within the Helena-Lewis and Clark National Forest and Lolo National Forest and certain public land administered by the Lewistown Field Office of the Bureau of Land Management comprising approximately 429,647 acres, identified as Bob Marshall/Scapegoat Additions on the Map, of which— (i) the Federal land described in this subparagraph that is adjacent to the Bob Marshall Wilderness is incorporated in, and shall be administered as part of, the Bob Marshall Wilderness