Notwithstanding other provisions of law, the Director of General Services, when so requested by the conservancy, shall lease, rent, sell, exchange, or otherwise transfer any land, interest therein, or option acquired pursuant to this division, pursuant to an implementation plan approved by the conservancy. Leases entered into pursuant to the provisions of this division shall not provide for a period longer than 10 years. Proceeds from any such lease, rental, sale, exchange, or transfer of land, interest therein, or option thereon, shall be deposited with the conservancy and shall be available for expenditure when appropriated by the Legislature for the purpose of funding the programs specified in this division.