Planning district commissions may, in addition to and not in limitation of all other powers granted by this chapter:
1. Acquire, lease, sell, exchange, donate and convey its projects, property or facilities in furtherance of the purposes of planning district commissions as set forth in this chapter;
2. Issue its bonds, notes or other evidences of indebtedness, whether payable solely out of the revenues and receipts derived or to be derived from the leasing, sale or other disposition or use of such projects, property or facilities or otherwise, for the purpose of carrying out any of its powers or purposes set forth in this chapter; and
3. As security for the payment of the principal of and premium, if any, and interest on any such bonds, notes or other evidences of indebtedness, mortgage and pledge its projects, property or facilities or any part or parts thereof and pledge the revenues therefrom or from any part thereof.