For the purposes of carrying out the provisions of this chapter the Director of Finance may by executive order authorize the withdrawal from the General Fund of an amount or amounts not to exceed the amount of the unsold bonds which have been authorized to be sold for the purpose of carrying out this chapter. Any amounts withdrawn shall be deposited in the State, Urban, and Coastal Park Fund or the State Coastal Conservancy, which depositories are hereby created. Any moneys made available under this section shall be returned to the General

Fund from moneys received from the sale of bonds sold for the purpose of carrying out the provisions of this chapter.