CBC News
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The ‘Big One’ just got more complicated
Posted
February 27, 2026
Views
1,064,017
Likes
11,059
Engagement
1.04%
February 27, 2026
1,064,017
11,059
1.04%
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3:28Now PlayingScientists have discovered a massive tear in the tectonic plate off the coast of Vancouver Island. This "rip" suggests that the northern end of the Cascadia Subduction Zone is actually starting to shut down. The CBC’s Johanna Wagstaffe investigates what this discovery might mean for the "Big One" off the coast of Vancouver Island.
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