developed backcountry campsites, have all detracted from and degraded the wilderness character of these backcountry areas. (15) Federal agencies entrusted with managing the natural resources of the Northern Rockies Bioregion operate under contradictory congressional mandates, and thus are in dissension over management policies which involve common resources and greater ecosystems. Existing agency structures and regulatory mechanisms have proven unsatisfactory for responsible management of nationally important ecosystems on public lands. Existing laws and regulations have not been sufficient to establish and maintain agency accountability for public resources. (16) This Act does not affect private existing rights. 3. Purposes (a) In general The purposes of this Act are— (1) to designate certain National Forest System lands, certain National Park System lands, and certain public lands administered by the Bureau of Land Management in the States of Idaho, Montana, Oregon, Washington, and Wyoming as components of the National Wilderness Preservation System