Standard & Poor's Announces Changes in the S&P/TSX Canadian Indices

    TORONTO, July 3 /CNW/ - Standard & Poor's Canadian Index Operations
announces the following index changes:-   The unitholders of Crescent Energy Trust (TSX:CPG.UN) have approved
        the conversion of the company to a corporate structure via a reverse
        takeover. The units will be exchanged on a 1-for-1 basis for Crescent
        Point Energy Corp. (TSX:CPG). As a result of the conversion, Crescent
        Energy Trust will be removed from the S&P/TSX Income Trust and Capped
        Energy Trust Indices. Crescent Point Energy Corp. will be added to
        the S&P/TSX Equity, Capped Equity and Equity Completion Indices. The
        conversion is effective after the close of Monday, July 6, 2009. The
        name and ticker change, with no change in capitalization, will be
        effective in the S&P/TSX Composite and Capped Composite, the S&P/TSX
        Completion and the S&P/TSX Capped Energy indices.

    -   The shareholders of NOVA Chemicals Corporation (TSX:NCX) have
        accepted the $US6.00 cash per share offer from International
        Petroleum Investment Company (IPIC). NOVA will be removed from the
        S&P/TSX Composite and Capped Composite, the S&P/TSX Completion and
        Equity Completion, the S&P/TSX Equity and Capped Equity and the
        S&P/TSX Capped Materials Indices. The transaction will be effective
        after the close of Wednesday, July 8, 2009.Company additions to and deletions from an S&P equity index do not in any
way reflect an opinion on the investment merits of the company.

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For further information: Tony North, [phone],
[e-mail]; Dave Guarino, [phone],
[e-mail]