“Heading South” 2021-04-01 south, global south, map of the world, cartography, mapping “Heading South”
Earth’s magnetic field takes between 1,000 and 10,000 years to reverse, and in the process, it greatly diminishes before it… 2014-09-11 geomagnetism, magentic field, direction, geophysics, north, south Earth’s magnetic field takes between 1,000 and 10,000 years to reverse, and in the process, it greatly diminishes before it re-aligns.