The background to the risks of the planet swapping its polarity - magnetic reversal
The Background Brief team.
First published on Sat, 01 Jan 2000 as OU on the BBC: Background Brief - Magnetic Mayhem: The Story So Far. To find out more visit The Open University's Openlearn website. Copyright 2000
First published on Sat, 01 Jan 2000 as OU on the BBC: Background Brief - Magnetic Mayhem: The Story So Far. To find out more visit The Open University's Openlearn website. Copyright 2000