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Benvenuti in queste pagine dedicate a scienza, storia ed arte. Amelia Carolina Sparavigna, Torino

Friday, January 11, 2019

North magnetic pole is moving

Of course the magnetic poles of the Earth are moving, and the magnetic declination is changing too. However, it seems that the poles are moving faster than before.

09 JANUARY 2019 - Earth’s magnetic field is acting up and geologists don’t know why.
Erratic motion of north magnetic pole forces experts to update model that aids global navigation.
"Something strange is going on at the top of the world. Earth’s north magnetic pole has been skittering away from Canada and towards Siberia, driven by liquid iron sloshing within the planet’s core. The magnetic pole is moving so quickly that it has forced the world’s geomagnetism experts into a rare move."
From https://www.nature.com/articles/d41586-019-00007-1