geomagnetic reversal


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Related to geomagnetic reversal: Geomagnetic field

geomagnetic reversal

n.
A change in the earth's magnetic field resulting in the switch in position of the earth's magnetic north and south poles. Also called magnetic reversal.
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References in periodicals archive ?
A geomagnetic reversal would be very bad news, but it would not spell the end of humankind.
A relatively stronger present-day field helps explain why Earth hasn't had a geomagnetic reversal for 780,000 years, says geophysicist Peter Driscoll of the Carnegie Institution for Science in Washington, D.
GEOMAGNETIC REVERSAL HIS one is a bit mind-bending and ill ruin every scout's Christmas.
GEOMAGNETIC REVERSAL The magnetic North Pole flips from north to south every few hundred thousand years.
Paleointensity variations across the last geomagnetic reversal at La Palma, Canary Islands, Spain.
Scientists think this will lead to a geomagnetic reversal when the north and south magnetic poles flip, with profound consequences for life on earth.
Their MHD model had produced a geomagnetic reversal entirely on its own, without any provocation from the experimenters.
This in turn speeds up the earth's rotation, disrupting the flow patterns of the liquid core and changing the geomagnetic reversal rate.