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Sleeping Giant Wilderness Study Area
Sleeping Giant Wilderness Study Area is a non-motorized recreation area located on the west side of the Missouri River and Holter Lake located about north of Helena, Montana.〔("Sleeping Giant Wilderness Study Area" 'Visitmt.com'' Accessed July 9, 2010 )〕 Designated as a wilderness study area in 1981,〔(Butte Office, ''DRAFT Butte Resource Management Plan and Environmental Impact Statement,'' June 2007 ), p. 295.〕 the Sleeping Giant Wilderness Study Area contains approximately of nearly roadless land, about half of which is forested.〔〔〔
("National Landscape Conservation System – Wilderness Study Areas," ) Bureau of Land Management, December 2009.〕 A portion of the Lewis and Clark National Historic Trail is contained inside the study area.〔〔
==Definition of a wilderness study area==
Wilderness study areas (WSAs) are authorized by the Federal Land Policy and Management Act of 1976.〔(Wilderness Study Areas, National Landscape Conservation System, Bureau of Land Management, March 11, 2010. )〕 The Act directed the Bureau of Land Management (BLM) of the United States Department of the Interior to inventory and study all federally owned roadless areas for possible designation as a Wilderness Area.〔 To qualify as a wilderness study area, the land must be a roadless area of at least (or be of "manageable size"), generally unaffected by human development, provide opportunities for primitive or unconfined recreation, and have special ecological, geological, educational, historical, scientific and/or scenic value.〔 Until the United States Congress makes a final determination on the status of a wilderness study area, the BLM must manage the area as a wilderness.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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