Exhibit 10.34


                               EXCHANGE AGREEMENT



     This agreement entered herein effective on the 23rd day of April,  1999, by
and between SAM L. BASS, JR., ("BASS"),  of full age of majority and currently a
resident of the State of Florida but domiciled in the State of Louisiana, with a
permanent mailing address in care of his attorney, Charles N. Wooten, Ltd., P.O.
Box  60400,  Lafayette,   Louisiana  70596-0400,   BASS  ENVIRONMENTAL  SERVICES
WORLDWIDE, INC. ("BESW"), a corporation organized and existing under the laws of
the State of  Louisiana,  with an office at 1450 Ridge  Road,  Duson,  Louisiana
70529 and WHITE CLOUD, INC., a corporation organized and existing under the laws
of the State of Florida, whose physical and mailing address is 265 Sunrise Ave.,
Suite 204, West Palm Beach, Florida 33480 ("WHITE CLOUD"),

     WHEREAS,  pursuant  to  an  agreement  dated  April  9,  1997  (the  "Bapco
Agreement") between ERHC and Bas, Bass sold, assigned, transferred, conveyed and
delivered to ERHC all of the issued and outstanding capital stock of BAPCO, (the
Bapco  Shares) in exchange for the issuance by ERHC to BESW of 4,000,000  shares
of common stock, with a SEC Rule of 144 restriction  ("First ERHC Shares"),  par
value of $.0001 per share (the "Common Stock") of ERHC.

     WHEREAS,  from time to time  after  Aril 9,  1997,  Bass  and/or one of his
controlled entities  transferred certain  environmental  equipment to ERHC ("the
Bass  transferred  Assets") in exchange for the issuance by ERHC to Bass a total
of 744,000  shares (the  "Second  ERHC  Shares") of its SEC Rule 144  restricted
common capital stock.

     WHEREAS,  at some time on or after April 9, 1997,  pursuant to an agreement
between ERHC and BESW, the latter assigned all of its right,  title and interest
as  Contractor  in and to a contract  to plug and  abandon  certain  wells owned
and/or  operated  by Chevron  U.S.A.,  Inc.,  located in the Gulf of Mexico (the
"Chevron  Agreement")  in exchange for 3,000,000  shares of SEC Rule 144 capital
stock of ERHC issued in the name of Bass.

     WHEREAS, Bapco and/or ERHC has for valid consideration  transferred many of
the assets owned by BAPCO and obtained by it from the transactions  with BASS or
one or more of his controlled entities to WHITE CLOUD, free and clear of any all
indebtedness owed by BAPCO and/or ERHC to any creditors, all of which valid debt
have been assumed by ERHC.


                           CONSIDERATION FOR EXCHANGE

     BASS and/or any of his controlled  entities holding title thereto including
BESW will exchange a release and a total of 7,744.000  restricted  shares of the
capital  stock of ERHC for 100% of the  authorized  and issued  capital stock of
WHITE CLOUD. The effect of this transfer will place all of the assets of WHITE






RIVER  (originally  obtained  by  ERHC  from  Bass  and/or  one or  more  of his
controlled  entities)  including  but not limited to the physical  environmental
equipment,  the  Shellstead-Lee  license agreement for use of a lateral drilling
tool, the Chevron Agreement, and any other assets of the corporation fully owned
by WHITE CLOUD and free and clear of all debts or encumbrances  back in the name
of BASS or one of his controlled entities. The effect of the transfer by BASS to
WHITE  CLOUD of the  specified  release and the SEC Rule 144  restricted  common
capital stock in ERHC will place all of the  consideration  he or his controlled
entities  received from the original  stock  transfer from ERHC in kind into the
name of WHITE CLOUD as originally received from ERHC.


                                     NOTICES

     Any notices to be given hereunder by either party to the other party may be
effected either by personal  delivery in writing or by mail or fax transmission.
Mailed  notices  shall be addressed  to the parties at the address  shown in the
introductory paragraph of this Agreement,  but each party may change the address
by  written  notice  in  accordance  with the terms of this  paragraph.  Notices
delivered  personally  will be deemed  communicated  as of the  actual  receipt,
mailed notices will be deemed  communicated as of two days after mailing.  Faxed
notices shall be deemed made upon written  confirmation  of a receipt of the fax
at the fax number of the party to whom notice is given.


                                OTHER AGREEMENTS

     This  agreement  is  one  of a  series  of  agreements  identified  as  the
Consulting Agreement,  the Exchange Agreement,  the Mutual Release Agreement and
the Severance  Agreement.  All of these agreements  executed at one and the same
time,  supersedes any and all  agreements,  either oral or written,  between the
parties hereto either by BASS or one of his controlled entities and/or ERHC, and
the series of agreements as a whole  contains all of the covenant and agreements
between the parties. No representations,  inducements,  promises, or agreements,
orally or in writing, [except those mentioned herein] or anyone acting on behalf
of any party,  which are not  embodied  herein or in the Release  and  Severance
agreements  mentioned  herein  shall be valid or  binding  on the  Parties.  Any
modification  of this agreement will be effective only if the same is in writing
and signed by both parties hereto.

     If  any  action  in  this  Agreement  is  held  by  a  court  of  competent
jurisdiction to be invalid, void or unenforceable, the remaining provisions will
nevertheless continue in full force without being impaired or invalidated in any
way.

     Any action to enforce  this  agreement  or any of the terms  thereof may be
brought in any State or Federal  Court having  competent  jurisdiction  over the
matter.


     Each  individual  executing this  agreement  warrants that it and/or he has
full authority to execute the same on behalf of the party appearing herein.






     Thus done and signed on the date  appearing  next to the  signature  of the
parties hereto, but effective on the date first above written.


                                        /s/ SAM L. BASS
                                        ---------------
                                     Sam L. Bass Individually and on behalf of
                                     Bass Environmental Services Worldwide, Inc.
                                     (Sometimes known as Bass Environmental
                                     Worldwide, Inc.)
                                      as Chairman of the Board of Directors

                                         WHITE CLOUD, INC.
                                 By:
                                   ---------------------------------------------
                                     (Officer)                      Date