PDA

View Full Version : Does Zonal Swishing Play a Part in Earth's Magnetic Field Reversals?



Fraser
2010-Feb-20, 05:30 PM
Why does the Earth's magnetic field 'flip' every million years or so? Whatever the reason, or reasons, the way the liquid iron of the Earth's outer core flows – its currents, its structure, its long-term cycles – is important, either as cause, effect, or a bit of both. The main component of the Earth's field – [...]

More... (http://www.universetoday.com/2010/02/20/does-zonal-swishing-play-a-part-in-earths-magnetic-field-reversals/)