The Geomagnetic Field What we know and what we don't know

Carla Tomsich Web project for Physics 104 Spring 2004 To view, click on the different topics or click on the right arrows at bottom of every page     How do we know that the magnetic field is real?                 What is space weather?                          Magnetic Anomalies   "...Slight Chance of Flipping      Magnetic Poles..." CNN.com    Why we need to worry about                    the magnetic shield source: http://www-istp.gsfc.nasa.gov       USGS reports      Geomagnetic Storm in Effect...           www.sciencedaily.com            Watch a model                               for a field reversal           "...Earth loses its magnetism..." BBC NEWS December 31, 2003                                      The Aurora Borealis           and Australis Connection    Variations in Declination     the geodynamo     magnetism on a small scale                    the magnetosphere Content Exploring the Geomagnetic Field Variations in the Geomagnetic Field The History of Geomagnetism The Magnetosphere and Space Storms A Model for a Field Reversal The Auroras: A Heavenly Spectacle Bibliography