SOURCE: Calgary Herald

Building a diamond mine, expanding an oilsands mine, offshore exploration or an interprovincial bridge could soon require a federal environmental review under proposed additions and subtractions to the Harper government's new environmental rules.

But provincially regulated pipelines, facilities used to process the heavy oil from the oilsands, pulp and paper mills as well as chemical explosive plants are among those being deleted from a list of projects requiring federal environmental investigations prior to approval.

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