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primary production |
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primary production [′prī‚mer·ē prə′dək·shən] (ecology) The total amount of new organic matter produced by photosynthesis. 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 duration and magnitude of phytoplankton primary productivity impacts carbon fixation, carbon export, and air-sea carbon flux, so this work results in more accurate estimates of the oceanic net carbon biological uptake. The report states that "potentially serious changes have been identified, including an increase in some regions in the incidence of extreme high-temperature events, floods, and droughts, with resultant consequences for fires, pest outbreaks, and ecosystem composition, structure, and functioning, including primary productivity. Scientists at the University of Toronto and at the Ministry of Agriculture and Fisheries in Christchurch, New Zealand, compared data on the global distribution of diadromas fish (fish that migrate between the ocean and fresh water) with patterns of primary productivity in various aquatic environments. |
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