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Unformatted text preview: chemical oceanography Justus von Liebig : Law of the minimum British ship HMS Challenger: 1872-1876 . Went around the world and discovered 4700 unknown species . 492 deep-sea soundings . Law of minimum: states that growth of plants is limited by a single element, the one that is available at lowest supply rate. Iron (Fe) is often thought to be the limiter in Open Ocean . James Johnstone (1908): exchanges of chemical elements in plants and animals and the cycling of matter between biotic and abiotic world. (Biogeochemical cycles exchanges and cycling of matter through biological, geological, and chemical processes. . Understanding Earth as a system (Vladimir Ivanovich Vernadsky) integrates biosphere, hydrosphere, geosphere and the atmosphere. . Alfred Redfield, in 1934,published data indicating a fixed ration of Carbon, Nitrogen, and phosphorous (Redfield ratio)...
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- Spring '11