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EXHIBIT 1
JOINT FILING AGREEMENT
The undersigned hereby agree that they are filing this statement jointly
pursuant to Rule 13d-1(f)(1). Each of them is responsible for the timely filing
of such Schedule 13D and any amendments thereto, and for the completeness and
accuracy of the information concerning such person contained therein; but none
of them is responsible for the completeness or accuracy of the information
concerning the other persons making the filing, unless such person knows or has
reason to believe that such information is inaccurate.
Dated: August 26, 1999
WASTE MANAGEMENT, INC.
By: /s/ XXXXX X. XXXXXXXXXX
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Name: Xxxxx X. Xxxxxxxxxx
Title: Assistant Secretary
WASTE MANAGEMENT HOLDINGS, INC.
By: /s/ XXXXX X. XXXXXXXXXX
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Name: Xxxxx X. Xxxxxxxxxx
Title: Vice President
WHEELABRATOR TECHNOLOGIES INC.
By: /s/ XXXXX X. XXXXXXXXXX
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Name: Xxxxx X. Xxxxxxxxxx
Title: Vice President
RESCO HOLDINGS INC.
By: /s/ XXXXX X. XXXXXXXXXX
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Name: Xxxxx X. Xxxxxxxxxx
Title: Vice President
