Reversal of the Earth's Magnetic Field: What Does It Mean For Life on Earth — Canada (Ontario) Beneath Our Feet
![Is the Earth's magnetic field due for a pole reversal? - Astronomy Magazine - Interactive Star Charts, Planets, Meteors, Comets, Telescopes Is the Earth's magnetic field due for a pole reversal? - Astronomy Magazine - Interactive Star Charts, Planets, Meteors, Comets, Telescopes](http://cs.astronomy.com/cfs-file.ashx/__key/communityserver-blogs-components-weblogfiles/00-00-00-00-51-JCP_5F00_blog/6761.mag-field-blog.jpg)
Is the Earth's magnetic field due for a pole reversal? - Astronomy Magazine - Interactive Star Charts, Planets, Meteors, Comets, Telescopes
![Last reversal of the Earth's magnetic field took twice as long as previously thought – Physics World Last reversal of the Earth's magnetic field took twice as long as previously thought – Physics World](https://physicsworld.com/wp-content/uploads/2009/04/geomag.jpg)