But a shift in polarisation wouldn't include the field to disappear at any time,... | Hacker News

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		fataliss on Oct 21, 2014 \| parent \| context \| favorite \| on: Pole reversal estimate, less than 100 years But a shift in polarisation wouldn't include the field to disappear at any time, would it?

gus_massa on Oct 22, 2014 [–]

From: http://en.wikipedia.org/wiki/Geomagnetic_reversal

> During this change the strength of the magnetic field dropped to 5% of its present strength.

> The magnetic field will not vanish completely, but many poles might form chaotically in different places during reversal, until it stabilizes again.[

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