EXHIBIT 10.72
 
               AMENDMENT NO. 1, dated as of May 22, 1997, among Scrubgrass
     Generating Company, L.P.,  a limited partnership duly organized and validly
     existing under the laws of the State of Delaware, as Lessor (the "Lessor"),
                                                                       ------   
     Buzzard Power Corporation, a Delaware corporation, as Lessee (the
     "Lessee"), Bankers Trust Company, a New York banking corporation, as
      ------
     Disbursement Agent (in such capacity, the "Disbursement Agent"), Bankers
                                                ------------------
     Trust Company, as Bond Trustee (in such capacity, the "Bond Trustee"),
     Credit Lyonnais, New York Branch ("Credit Lyonnais"), in its capacity as
     agent for the Banks and the LOC Issuer (in such capacity, as described more
     specifically in the Amended and Restated Reimbursement Agreement referred
     to below, the "Agent") and Environmental Power Corporation, a Delaware
                    -----
     corporation ("EPC"). (All capitalized terms used herein shall, unless the
     context otherwise requires or unless they are otherwise defined herein,
     have the meanings assigned to such terms in the Amended and Restated
     Participation Agreement, as hereinafter defined).

               WHEREAS, the Borrower, the Banks, the Agent, National Westminster
     Bank Plc, acting through its New York Branch, ("NatWest") in its capacity
     as the Bond LOC Issuer (as defined in the Amended and Restated
     Reimbursement Agreement referred to below) and Landesbank Hessen-Thuringen
     Girozentrale, New York Branch, in its capacity as the Contract LOC Issuer
     (as so defined) , are parties to an Amended and Restated Reimbursement and
     Loan Agreement dated December 22, 1995 (as heretofore modified and
     supplemented and in effect on the date hereof, the "Amended and Restated
                                                         --------------------
     Reimbursement Agreement");
     ------------------------  

               WHEREAS, the Lessor, the Lessee, the Disbursement Agent and the
     Agent have entered into an Amended and Restated Disbursement and Security
     Agreement, dated as of December 22, 1995 (as amended and supplemented and
     in effect on the date hereof, the "Amended and Restated Disbursement
     Agreement");

               WHEREAS, the Borrower has requested that the Banks agree to amend
     the terms and conditions of the Debt Service Loans, and the Banks are
     willing to do so as set forth in Amendment No. 2 dated as of May 22, 1997
     to the Amended and Restated Reimbursement



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     Agreement ("Amendment No. 2");

               WHEREAS, simultaneously herewith, the Lessor, the Lessee, the
     Agent and the Disbursement Agent are entering into Amendment No. 1 to the
     Amended and Restated Disbursement Agreement in order to reflect the amended
     terms and conditions of the Debt Service Loans;

               WHEREAS, the Lessor, the Lessee, the Agent, the Disbursement
     Agent, the Bond Trustee and EPC have entered into an Amended and Restated
     Participation Agreement dated as of December 22, 1995 (as amended and
     supplemented and in effect on the date hereof, the "Amended and Restated
     Participation Agreement"); and

               WHEREAS, the Lessor, the Lessee, the Agent, the Disbursement
     Agent, the Bond Trustee and EPC desire to amend the Amended and Restated
     Participation Agreement in order to reflect the amended terms and
     conditions of the Debt Service Loans.

               NOW, THEREFORE, in consideration of the premises and of the
     agreements contained herein, the parties hereto agree as follows:

               Section 1.  Definitions.  Capitalized terms used herein shall,
                           -----------                                       
     unless the context otherwise requires or they are otherwise defined herein,
     have the meanings set forth in the Amended and Restated Participation
     Agreement, as amended by this Amendment No. 1.

               In addition, the following term shall have the following meaning
     when used in this Amendment No. 1:

               "Effective Date" shall mean the date upon which each of the
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     conditions precedent set forth in Section 4 of Amendment No. 2. shall have
     been satisfied.

               Section 2.  Amendments.  Effective on and as of the Effective
                           ----------                                       
     Date, Appendix I to the Amended and Restated Participation Agreement is
     amended as follows:

               (a) All terms defined in Appendix I by cross-reference to defined
     terms in the Amended and Restated Reimbursement Agreement shall mean such
     defined



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     terms, including incorporation of any new defined terms, all as set forth
     in Amendment No. 2.

               (b) The following new terms shall have the following meanings:

          "Debt Service (Tranche A) Loans" shall have the meaning ascribed
           ------------------------------                                 
     thereto in Section 5.07(a) of the Amended and Restated Reimbursement
     Agreement.

          "Debt Service (Tranche A) Loan Suspension Period" shall mean any
           -----------------------------------------------                
     period beginning on the second of two consecutive Calculation Dates for
     which the average of the Debt Service Coverage Ratios for each such
     Calculation Date and the Calculation Date immediately preceding each such
     Calculation Date are less than 1.30:1 and ending upon the earlier of:  (a)
     the second of two consecutive Calculation Dates for which the average of
     the Debt Service Coverage Ratios for each such Calculation Date and the
     Calculation Date immediately preceding each such Calculation Date are
     greater than or equal to 1.40:1 and (b) July 3, 2000.

          "Debt Service (Tranche B) Loans" shall have the meaning ascribed
           ------------------------------                                 
     thereto in Section 5.07(b) of the Amended and Restated Reimbursement
     Agreement.

          "Maximum Debt Service (Tranche A) Loan Amount" shall mean, for
           --------------------------------------------                 
     any Payment Date, the amount set forth for such Payment Date on Schedule
     5.02A; provided, that each such amount shall be reduced (but not below
            --------                                                       
     zero) by an amount equal to the amount (if any) of proceeds of insurance or
     claims against GEC Alsthom relating to the generator bars.

          "Required Maximum Debt Service (Tranche A) Loan Amount" shall
           -----------------------------------------------------       
     mean (a) zero (0)  (i) during a Debt Service (Tranche A) Loan Suspension
     Period,  (ii) following the occurrence of the Debt Service (Tranche A) Loan
     Commitment Expiration Date pursuant to clause (a) of the definition thereof
     or  (iii) in the event that the outstanding amount of Debt Service (Tranche
     A) Loans have not been reduced to the then applicable Maximum Debt Service
     (Tranche A) Loan Amount by the third Payment Date for which such Maximum
     Debt Service (Tranche A) Loan Amount is in effect, and (b) the applicable
     Maximum Debt Service
     (Tranche A) Loan Amount during all other periods.

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               Section 3.  Reference to and Effect on the Transaction Documents.
                           ----------------------------------------------------
     (a) Upon the effectiveness of this Amendment No. 1, each reference in the
     Amended and Restated Participation Agreement to "this Agreement",
     "hereunder", "hereof", "herein", or words of like import, and each
     reference in the Transaction Documents to the Amended and Restated
     Participation Agreement, shall mean and be a reference to the Amended and
     Restated Participation Agreement as amended hereby and as the same may be
     further amended, supplemented and otherwise modified and in effect from
     time to time.

               (b)  Except as expressly provided herein, the Amended and 
     Restated Participation Agreement shall remain unchanged and in full force 
     and effect.

               (c)  The execution, delivery and effectiveness of this Amendment
     No. 1 shall not, except as expressly provided herein, operate as a waiver
     of any right, power or remedy of any Bank or the Agent under any of the
     Loan Documents or the Transaction Documents nor constitute a waiver of any
     provision of any of the Loan Documents or the Transaction Documents.

               Section 4.  Execution in Counterparts.  This Amendment No. 1 may
                           -------------------------                           
     be executed in any number of counterparts and by different parties hereto
     in separate counterparts, each of which when so executed and delivered
     shall be deemed to be an original and all of which taken together shall
     constitute one and the same instrument.

               Section 5.  Expenses.  Without limiting its obligations under
                           --------                                         
     Article XV of the Amended and Restated Reimbursement Agreement, the
     Borrower agrees to pay, on demand, all reasonable out-of-pocket costs and
     expenses of the Agent and the Banks (including, without limitation, the
     reasonable fees and disbursements of Skadden, Arps, Slate, Meagher & Flom
     LLP, special counsel to the Agent and the LOC Issuers) incurred in
     connection with the negotiation, preparation, execution and delivery of
     this Amendment No. 1.

               Section 6.  Headings.  Section headings in this Amendment No. 1
                           --------                                           
     are included herein for convenience of reference only and shall not
     constitute a part of this Amendment No. 1 for any other purpose.


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               Section 7.  Binding Effect.  This Amendment No. 1 shall be
                           --------------                                
     binding upon and inure to the benefit of the parties hereto and their
     respective successors and assigns.

               Section 8.  GOVERNING LAW.  THIS AMENDMENT NO.1 SHALL BE GOVERNED
     BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK
     (WITHOUT GIVING EFFECT TO THE PRINCIPLES THEREOF RELATING TO THE CONFLICTS
     OF LAW EXCEPT SECTION 5-1401 OF THE NEW YORK GENERAL OBLIGATIONS LAW AND
     ANY SUCCESSOR STATUTE THERETO).

                The next page is the signature page.



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                    IN WITNESS WHEREOF, the parties hereto have caused this
Amendment No. 1 to be executed by their respective duly authorized officers as
of the date first above written.

                         LESSOR
                         ------

                         SCRUBGRASS GENERATING
                          COMPANY, L.P.



                         By:  /s/ Donald C. Sturmer
                              ---------------------     
                            Name: Donald C. Sturmer
                            Title: Vice President


                         AGENT
                         -----

                         CREDIT LYONNAIS, NEW YORK BRANCH, as Agent and as a
                                Bank



                         By:   /s/ Robert G. Colvin
                               --------------------     
                             Name: Robert G. Colvin
                             Title: Vice President

                         DISBURSEMENT AGENT
                         ------------------

                         BANKERS TRUST COMPANY



                         By:   /s/ K. W. Kumer
                               ---------------   
                             Name: K. Wendy Kumer
                             Title: Assistent Vice President

                         BOND TRUSTEE
                         ------------

                         BANKERS TRUST COMPANY


                         By:  /s/ K. W. Kumer
                              ---------------   
                             Name: K. Wendy Kumer
                             Title: Assistent Vice President


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                               LESSEE
                               ------

                               BUZZARD POWER CORPORATION


                               By:   /s/William D. Linehan
                                    ----------------------   
                                    Name: William D. Linehan
                                    Title: Chief Financial Officer


                               EPC
                               ---

                               ENVIRONMENTAL POWER CORPORATION



                               By:   /s/William D. Linehan
                                     ----------------------   
                                    Name: William D. Linehan
                                    Title: Chief Financial Officer




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