EXHIBIT 23




INDEPENDENT AUDITORS' CONSENT

We consent to the incorporation by reference in Registration Statement Nos.
33-36658, 33-36657, 33-54143, 333-19641, 333-82801 and 333-40140 of Covanta
Energy Corporation (Debtor in Possession) on Forms S-8 of our report dated July
10, 2002 (which report expresses an unqualified opinion and includes explanatory
paragraphs relating to Covanta Energy Corporation and certain of its domestic
subsidiaries having filed voluntary petitions for reorganization under Chapter
11 of the United States Bankruptcy Code, writedowns and obligations related to
certain net assets held for sale, substantial doubt about the Company's ability
to continue as a going concern, and the Company's adoption of Statement of
Financial Accounting Standards No. 133, "Accounting for Derivative Instruments
and Hedging Activities", as amended, and Statement of Position 98-5, "Reporting
on the Costs of Start-Up Activities") appearing in this Annual Report on Form
10-K of Covanta Energy Corporation for the year ended December 31, 2001.

/s/ Deloitte & Touche LLP

Parsippany, New Jersey
July 19, 2002