The administration, protection, and development of the lakeshore shall be exercised by the Secretary, subject to the provisions of this subchapter and of the Act of August 25, 1916 (39 Stat. 535; 16 U.S.C. 1 et seq.),[1] as amended and supplemented, relating to the areas administered and supervised by the Secretary through the National Park Service; except that authority otherwise available to the Secretary for the conservation and management of natural resources may be utilized to the extent he finds such authority will further the purposes of this subchapter.
Within four years from October 21, 1970, the Secretary of the Interior shall review the area within the Sleeping Bear Dunes National Lakeshore and shall report to the President, in accordance with subsections (c) and (d) of section 1132 of this title, his recommendation as to the suitability or nonsuitability of any area within the lakeshore for preservation as wilderness, and any designation of any such area as a wilderness shall be accomplished in accordance with said subsections.
In developing the lakeshore the Secretary shall provide public use areas in such places and manner as he determines will not diminish the value or enjoyment for the owner or occupant of any improved property located thereon.