geomagnetic fieldThe magnetic field observed in and around the Earth. The intensity of the magnetic field at Earth's surface is approximately 32 microteslas (0.32 gauss) at the equator and 62 microteslas (0.62 gauss) at the north pole. Related category ATMOSPHERIC PHENOMENA AND STRUCTURESAlso on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History |