Quote Originally Posted by Rjk View Post
well the thing is - we don't know
we have observed magnetic shifts on iron rich planetoids and there was no noticeable difference on the surface. The earth should be fine, there is no reason why the VAB should be impacted for any significant period of time. We'd most likely see telecoms affected for a while, along with powerlines perhaps also being affected. Life that relies on the earth's magnetic fields for navigation and orientation may be temporarily impacted too.