Exhibit 4.20 THIS WARRANT AND THE SHARES ISSUABLE UPON THE EXERCISE OF THIS WARRANT HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. EXCEPT AS OTHERWISE SET FORTH HEREIN OR IN A SECURITIES PURCHASE AGREEMENT DATED AS OF JUNE 23,...Warrant Agreement • November 23rd, 2005 • Reclamation Consulting & Applications Inc • Refuse systems • New York
