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Originally Posted by photon
http://science.nasa.gov/headlines/y2...neticfield.htm
Probably wouldn't wipe out life as we know it. Navigation by compass would be pretty difficult, and it would be hard on migratory species that are thought to use the magenetic field to navigate (or so I've heard, haven't read too much on that). |
As long as that chaotic field still protects us from solar radiation, we'd be okay.