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geodynamo |
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geodynamo [‚jē·ō′dī·nə·mō] (geophysics) The self-sustaining process responsible for maintaining the earth's magnetic field in which the kinetic energy of convective motion of the earth's liquid core is converted into magnetic energy. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Many of such questions relate directly or indirectly to issues that are currently a focus of attention: global change, past climate extremes, complex Earth systems, geochemical fluxes, planetary evolution, geodynamics, core and mantle evolution, the geodynamo, mantle plumes, flood volcanism, extinction events, potential relationships with large impacts, and discovery of new strategic mineral resources. The finding provides physical evidence that the geodynamo model is on the right track, according to Buffett. Geophysicists have recently made strides modeling the geodynamo with large computers (SN: 10/19/96, p. |
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