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Earth Matters : When north is not north

By Tom Litwin

It was one of those thoughts you put aside to think about later, it was so fantastic I’d lose sight of the task at hand. I was researching why magnetic north is moving away from Canada and drifting toward Siberia, increasing its speed from 6 to 31 mph during the past two decades.

Published in Earth Matters on August 23, 2021.

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