In no event shall any real property within any City Mountain Preserve be sold, traded or otherwise alienated, redesignated or deleted from the Mountain Preserve except by approval of a majority of the electors voting thereon, provided that Mountain Preserve property may be traded if such trade is approved by the Council by ordinance prior to January 1, 1989 in accordance with the provisions set forth in this Chapter.

(Election of 11-5-1985)