Earth's Magnetic North Pole Is Shifting Dramatically From A ... | 合法醫療器材資訊網
May7,2020,03:33pmEDT|86,975views.Earth'sMagneticNorthPoleIsShiftingDramaticallyFromAPowerfulTugOfWar.EricMack.Contributor.Opinions ...
Earths magnetic field helps generate the aurora borealis. In recent years, a magnetic tug-o-war has ... [+] pulled the magnetic north pole towards Russia.
GettyIt’s become increasingly clear in recent years that Earth’s magnetic north pole has been moving[1] towards Russia at rather fast clip.
Now a team of researchers believe they’ve identified the forces that are causing the shift, which has implications for everyday navigation and mapping systems, among other things.
Earth’s magnetic field is governed by the flow of materials in our planet’s core, and it seems that two competing magnetic “blobs” along the outer core are pulling at the magnetic north pole.
One magnetized patch is beneath Canada while the other is under Siberia. In the past few decades, the Siberian patch has begun to overpo...
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