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upwelling |
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upwelling [¦əp¦wel·iŋ] (oceanography) The process by which water rises from a deeper to a shallower depth, usually as a result of divergence of offshore currents. 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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| The storms also block upwelling currents necessary for hurricane growth. Within the large mass of circulating air, called a convection cell, vortices often form in the region between the upwelling center and the downdrafts along its outer rim, he notes. Other work focused on processes that occurred beneath volcanic vents, and the study of alteration rapidly became an essential tool for delineating upwelling and down-welling convective cells related to ore formation (Franklin 1993; Barrie and Hannington 2000; Piche and Jebrak 2004). |
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