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Home Arctic Economy How long can Canada’s ‘Big River’ keep flowing?
Arctic Economy Business Commentary

How long can Canada’s ‘Big River’ keep flowing?

By Christopher Wright June 3, 2025

The Mackenzie River, (DehCho – Big River- in Slavey) runs nearly 1,800 km northwest from Great Slave Lake to its mouth at Kittigazuit in the Arctic. The Mackenzie is one of the few uncontrolled rivers in Canada, and drains almost a fifth of the country.

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