References in periodicals archive ?
At last week's meeting in Boston of the American Geophysical Union, an international team unveiled a map of the minuscule magnetic variations in Antarctica and the seafloor surrounding it.
Zhou LP, Oldfield F, Wintle AG, Robinson SG, Wang JT (1990) Partly pedogenic origin of magnetic variations in Chinese loess.
Being closer to the source also means stronger signals, which is more important in equatorial regions where diurnal magnetic variations (daily magnetic variations due to the sun) can be of the same magnitude as the crustal magnetic signal.