. . "\u062F\u0648\u0631\u0629 \u0627\u0644\u0623\u0643\u0633\u062C\u064A\u0646 \u0647\u064A \u062F\u0648\u0631\u0629 \u0628\u064A\u0648\u062C\u064A\u0648\u0643\u064A\u0645\u064A\u0627\u0626\u064A\u0629 \u062A\u0635\u0641 \u062D\u0631\u0643\u0629 \u0627\u0644\u0623\u0648\u0643\u0633\u062C\u064A\u0646 \u062F\u0627\u062E\u0644 \u0627\u0644\u0627\u062D\u062A\u064A\u0627\u0637\u064A\u0627\u062A \u0627\u0644\u0631\u0626\u064A\u0633\u0629 \u0627\u0644\u062B\u0644\u0627\u062B\u0629: \u0627\u0644\u063A\u0644\u0627\u0641 \u0627\u0644\u062C\u0648\u064A (\u0627\u0644\u0647\u0648\u0627\u0621)\u060C \u0648\u0627\u0644\u0645\u062D\u062A\u0648\u0649 \u0627\u0644\u0643\u0644\u064A \u0645\u0646 \u0627\u0644\u0645\u0648\u0627\u062F \u0627\u0644\u0628\u064A\u0648\u0644\u0648\u062C\u064A\u0629 \u062F\u0627\u062E\u0644 \u0627\u0644\u0645\u062D\u064A\u0637 \u0627\u0644\u062D\u064A\u0648\u064A (\u0645\u062C\u0645\u0648\u0639 \u0627\u0644\u0639\u0627\u0644\u0645\u064A\u0629 \u0645\u0646 \u062C\u0645\u064A\u0639 \u0627\u0644\u0646\u0638\u0645 \u0627\u0644\u0625\u064A\u0643\u0648\u0644\u0648\u062C\u064A\u0629)\u060C \u0648\u0627\u0644\u063A\u0644\u0627\u0641 \u0627\u0644\u0635\u062E\u0631\u064A (\u0627\u0644\u0642\u0634\u0631\u0629 \u0627\u0644\u0623\u0631\u0636\u064A\u0629) . \u0627\u0644\u0641\u0634\u0644 \u0641\u064A \u062F\u0648\u0631\u0629 \u0627\u0644\u0623\u0643\u0633\u062C\u064A\u0646 \u062F\u0627\u062E\u0644 \u0627\u0644\u063A\u0644\u0627\u0641 \u0627\u0644\u0645\u0627\u0626\u064A (\u0643\u062A\u0644\u0629 \u0645\u062C\u062A\u0645\u0639\u0629 \u0645\u0646 \u0627\u0644\u0645\u0627\u0621 \u0648\u062C\u062F\u062A \u0641\u064A\u060C \u062A\u062D\u062A\u060C \u0648\u0639\u0644\u0649 \u0633\u0637\u062D \u0643\u0648\u0643\u0628 \u0627\u0644\u0623\u0631\u0636) \u064A\u0645\u0643\u0646 \u0623\u0646 \u064A\u0624\u062F\u064A \u0625\u0644\u0649 \u062A\u0637\u0648\u064A\u0631 \u0645\u0646\u0627\u0637\u0642 \u0645\u064A\u062A\u0629. \u0639\u0627\u0645\u0644 \u0627\u0644\u062F\u0627\u0641\u0639\u0629 \u0627\u0644\u0631\u0626\u064A\u0633\u064A\u0629 \u0644\u062F\u0648\u0631\u0629 \u0627\u0644\u0623\u0643\u0633\u062C\u064A\u0646 \u0647\u0648 \u0627\u0644\u062A\u0645\u062B\u064A\u0644 \u0627\u0644\u0636\u0648\u0626\u064A\u060C \u0648\u0647\u064A \u0627\u0644\u0645\u0633\u0624\u0648\u0644\u0629 \u0639\u0646 \u0627\u0644\u063A\u0644\u0627\u0641 \u0627\u0644\u062C\u0648\u064A \u0644\u0644\u0623\u0631\u0636 \u0627\u0644\u062D\u062F\u064A\u062B\u0629 \u0648\u0627\u0644\u062D\u064A\u0627\u0629 \u0639\u0644\u0649 \u0627\u0644\u0623\u0631\u0636 ."@ar . . "Oxygen cycle"@en . . . . . . "Kolob\u011Bh kysl\u00EDku je biogeochemick\u00FD cyklus kysl\u00EDku, kter\u00FD koluje mezi t\u0159emi hlavn\u00EDmi rezervo\u00E1ry tohoto prvku na zemi - zemskou atmosf\u00E9rou, biosf\u00E9rou a litosf\u00E9rou. Hlavn\u00ED pohonnou silou tohoto cyklu je fotosynt\u00E9za, kter\u00E1 je rovn\u011B\u017E zodpov\u011Bdn\u00E1 za slo\u017Een\u00ED sou\u010Dasn\u00E9 zemsk\u00E9 atmosf\u00E9ry."@cs . . . . . "\u062F\u0648\u0631\u0629 \u0627\u0644\u0623\u0643\u0633\u062C\u064A\u0646"@ar . "Sauerstoffkreislauf"@de . . . "Cycle de l'oxyg\u00E8ne"@fr . . "Oxygen cycle refers to the movement of oxygen through the atmosphere (air), biosphere (plants and animals) and the lithosphere (the Earth\u2019s crust). The oxygen cycle demonstrates how free oxygen is made available in each of these regions, as well as how it is used. The oxygen cycle is the biogeochemical cycle of oxygen atoms between different oxidation states in ions, oxides, and molecules through redox reactions within and between the spheres/reservoirs of the planet Earth. The word oxygen in the literature typically refers to the most common oxygen allotrope, elemental/diatomic oxygen (O2), as it is a common product or reactant of many biogeochemical redox reactions within the cycle. Processes within the oxygen cycle are considered to be biological or geological and are evaluated as either a source (O2 production) or sink (O2 consumption). Oxygen is one of the most common elements on Earth and represents a large portion of each main reservoir. By far the largest reservoir of Earth's oxygen is within the silicate and oxide minerals of the crust and mantle (99.5% by weight). The Earth's atmosphere, hydrosphere, and biosphere together hold less than 0.05% of the Earth's total mass of oxygen. Besides O2, additional oxygen atoms are present in various forms spread throughout the surface reservoirs in the molecules of biomass, H2O, CO2, HNO3, NO, NO2, CO, H2O2, O3, SO2, H2SO4, MgO, CaO, AlO, SiO2, and PO4."@en . . . . "\u039F \u03BA\u03CD\u03BA\u03BB\u03BF\u03C2 \u03C4\u03BF\u03C5 \u03BF\u03BE\u03C5\u03B3\u03CC\u03BD\u03BF\u03C5 \u03B5\u03AF\u03BD\u03B1\u03B9 \u03BF \u03B2\u03B9\u03BF\u03B3\u03B5\u03C9\u03C7\u03B7\u03BC\u03B9\u03BA\u03CC\u03C2 \u03BA\u03CD\u03BA\u03BB\u03BF\u03C2 \u03C4\u03BF\u03C5 \u03BF\u03BE\u03C5\u03B3\u03CC\u03BD\u03BF\u03C5 \u03BC\u03AD\u03C3\u03B1 \u03C3\u03C4\u03B9\u03C2 \u03C4\u03AD\u03C3\u03C3\u03B5\u03C1\u03B9\u03C2 \u03B2\u03B1\u03C3\u03B9\u03BA\u03AD\u03C2 \u03C4\u03BF\u03C5 \u03B4\u03B5\u03BE\u03B1\u03BC\u03B5\u03BD\u03AD\u03C2: \u03B7 \u03B1\u03C4\u03BC\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1 (\u03B1\u03AD\u03C1\u03B1\u03C2), \u03B7 \u03C3\u03C5\u03BD\u03BF\u03BB\u03B9\u03BA\u03AE \u03C0\u03B5\u03C1\u03B9\u03B5\u03BA\u03C4\u03B9\u03BA\u03CC\u03C4\u03B7\u03C4\u03B1 \u03B2\u03B9\u03BF\u03BB\u03BF\u03B3\u03B9\u03BA\u03AE\u03C2 \u03CD\u03BB\u03B7\u03C2 \u03B5\u03BD\u03C4\u03CC\u03C2 \u03C4\u03B7\u03C2 \u03B2\u03B9\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1\u03C2 (\u03C4\u03BF \u03C3\u03C5\u03BD\u03BF\u03BB\u03B9\u03BA\u03CC \u03AC\u03B8\u03C1\u03BF\u03B9\u03C3\u03BC\u03B1 \u03CC\u03BB\u03C9\u03BD \u03C4\u03C9\u03BD \u03BF\u03B9\u03BA\u03BF\u03C3\u03C5\u03C3\u03C4\u03B7\u03BC\u03AC\u03C4\u03C9\u03BD), \u03B7 \u03C5\u03B4\u03C1\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1 (\u03B7 \u03C3\u03C5\u03BD\u03B4\u03C5\u03B1\u03C3\u03BC\u03AD\u03BD\u03B7 \u03BC\u03AC\u03B6\u03B1 \u03C4\u03BF\u03C5 \u03BD\u03B5\u03C1\u03BF\u03CD \u03C0\u03BF\u03C5 \u03B2\u03C1\u03AD\u03B8\u03B7\u03BA\u03B5, \u03BA\u03AC\u03C4\u03C9 \u03BA\u03B1\u03B9 \u03C0\u03AC\u03BD\u03C9 \u03B1\u03C0\u03CC \u03C4\u03B7\u03BD \u03B5\u03C0\u03B9\u03C6\u03AC\u03BD\u03B5\u03B9\u03B1 \u03C4\u03BF\u03C5 \u03C0\u03BB\u03B1\u03BD\u03AE\u03C4\u03B7 \u0393\u03B7), \u03BA\u03B1\u03B9 \u03B7 \u03BB\u03B9\u03B8\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1/\u03B3\u03AE\u03B9\u03BD\u03B7 \u03C6\u03BB\u03BF\u03CD\u03B4\u03B1. \u039F \u03BA\u03CD\u03C1\u03B9\u03BF\u03C2 \u03C0\u03B1\u03C1\u03AC\u03B3\u03BF\u03BD\u03C4\u03B1\u03C2 \u03C0\u03BF\u03C5 \u03BF\u03B4\u03B7\u03B3\u03B5\u03AF \u03C4\u03BF\u03BD \u03BA\u03CD\u03BA\u03BB\u03BF \u03C4\u03BF\u03C5 \u03BF\u03BE\u03C5\u03B3\u03CC\u03BD\u03BF\u03C5 \u03B5\u03AF\u03BD\u03B1\u03B9 \u03B7 \u03C6\u03C9\u03C4\u03BF\u03C3\u03CD\u03BD\u03B8\u03B5\u03C3\u03B7, \u03B7 \u03BF\u03C0\u03BF\u03AF\u03B1 \u03B5\u03AF\u03BD\u03B1\u03B9 \u03C5\u03C0\u03B5\u03CD\u03B8\u03C5\u03BD\u03B7 \u03B3\u03B9\u03B1 \u03C4\u03B7 \u03C3\u03CD\u03B3\u03C7\u03C1\u03BF\u03BD\u03B7 \u03B1\u03C4\u03BC\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1 \u03C4\u03B7\u03C2 \u0393\u03B7\u03C2 \u03BA\u03B1\u03B9 \u03C4\u03B7 \u03B6\u03C9\u03AE \u03C3\u03C4\u03B7 \u0393\u03B7 \u03C3\u03C4\u03B7\u03BD \u03C0\u03B1\u03C1\u03BF\u03CD\u03C3\u03B1 \u03C4\u03B7\u03C2 \u03BC\u03BF\u03C1\u03C6\u03AE (\u03B4\u03B5\u03AF\u03C4\u03B5 \u03C4\u03BF \u039C\u03B5\u03B3\u03AC\u03BB\u03BF \u0393\u03B5\u03B3\u03BF\u03BD\u03CC\u03C2 \u039F\u03BE\u03C5\u03B3\u03CC\u03BD\u03C9\u03C3\u03B7\u03C2)."@el . . . . "Unter dem Begriff Sauerstoffkreislauf oder Sauerstoff-Zyklus versteht man den Transport und die Speicherung von Sauerstoff in der Erdatmosph\u00E4re, Biosph\u00E4re und Lithosph\u00E4re. Dieser Kreislauf ist ein biogeochemischer Kreislauf. Der wichtigste treibende Faktor des Sauerstoffkreislaufs ist die Photosynthese, die f\u00FCr die moderne Erdatmosph\u00E4re verantwortlich ist (siehe Gro\u00DFe Sauerstoffkatastrophe). Der Sauerstoffkreislauf ist durch Oxidationen und Reduktionen mit den anderen Stoffkreisl\u00E4ufen verbunden. Diese laufen mit vielen anderen Elementen wegen der hohen Reaktionsfreudigkeit des Sauerstoffs besonders rasch ab."@de . . . . . "Timthriall ocsaigine"@ga . . . . . . . . . "\u041A\u0440\u0443\u0433\u043E\u0432\u043E\u0440\u043E\u0442 \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u0430 \u2014 \u0431\u0438\u043E\u0433\u0435\u043E\u0445\u0438\u043C\u0438\u0447\u0435\u0441\u043A\u0438\u0439 \u0446\u0438\u043A\u043B, \u0432 \u0445\u043E\u0434\u0435 \u043A\u043E\u0442\u043E\u0440\u043E\u0433\u043E \u043F\u0440\u043E\u0438\u0441\u0445\u043E\u0434\u0438\u0442 \u043F\u0435\u0440\u0435\u043D\u043E\u0441 \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u0430 \u043C\u0435\u0436\u0434\u0443 \u0442\u0440\u0435\u043C\u044F \u043E\u0441\u043D\u043E\u0432\u043D\u044B\u043C\u0438 \u0440\u0435\u0437\u0435\u0440\u0432\u0443\u0430\u0440\u0430\u043C\u0438: \u0430\u0442\u043C\u043E\u0441\u0444\u0435\u0440\u043E\u0439 (\u0432\u043E\u0437\u0434\u0443\u0445), \u043E\u0440\u0433\u0430\u043D\u0438\u0447\u0435\u0441\u043A\u0438\u043C \u0432\u0435\u0449\u0435\u0441\u0442\u0432\u043E\u043C \u0431\u0438\u043E\u0441\u0444\u0435\u0440\u044B (\u0433\u043B\u043E\u0431\u0430\u043B\u044C\u043D\u0430\u044F \u0441\u0443\u043C\u043C\u0430 \u0432\u0441\u0435\u0445 \u044D\u043A\u043E\u0441\u0438\u0441\u0442\u0435\u043C), \u0438 \u0437\u0435\u043C\u043D\u043E\u0439 \u043A\u043E\u0440\u043E\u0439. \u0421\u0431\u043E\u0439 \u0432 \u043A\u0440\u0443\u0433\u043E\u0432\u043E\u0440\u043E\u0442\u0435 \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u0430 \u0432 \u0433\u0438\u0434\u0440\u043E\u0441\u0444\u0435\u0440\u0435 \u043C\u043E\u0436\u0435\u0442 \u043F\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043A \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u044E \u0433\u0438\u043F\u043E\u043A\u0441\u0438\u0447\u0435\u0441\u043A\u0438\u0445 \u0437\u043E\u043D, \u0442.\u0435. \u0437\u043E\u043D \u043F\u043E\u043D\u0438\u0436\u0435\u043D\u043D\u043E\u0433\u043E \u0441\u043E\u0434\u0435\u0440\u0436\u0430\u043D\u0438\u044F \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u0430. \u0413\u043B\u0430\u0432\u043D\u0430\u044F \u0434\u0432\u0438\u0436\u0443\u0449\u0430\u044F \u0441\u0438\u043B\u0430 \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u043D\u043E\u0433\u043E \u0446\u0438\u043A\u043B\u0430 \u2014 \u044D\u0442\u043E \u0444\u043E\u0442\u043E\u0441\u0438\u043D\u0442\u0435\u0437, \u043A\u043E\u0442\u043E\u0440\u044B\u0439 \u043E\u0442\u0432\u0435\u0447\u0430\u0435\u0442 \u0437\u0430 \u0441\u043E\u0441\u0442\u0430\u0432 \u0441\u043E\u0432\u0440\u0435\u043C\u0435\u043D\u043D\u043E\u0439 \u0430\u0442\u043C\u043E\u0441\u0444\u0435\u0440\u044B \u0417\u0435\u043C\u043B\u0438 \u0438 \u0436\u0438\u0437\u043D\u0438 \u043D\u0430 \u0437\u0435\u043C\u043B\u0435 (\u0441\u043C. \u041A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u043D\u0430\u044F \u043A\u0430\u0442\u0430\u0441\u0442\u0440\u043E\u0444\u0430)."@ru . . . . "Le cycle de l'oxyg\u00E8ne est un cycle biog\u00E9ochimique qui permet d'expliquer les transformations de l'oxyg\u00E8ne dans la biosph\u00E8re terrestre entre ses diff\u00E9rents degr\u00E9s d'oxydation, en ions, oxides et mol\u00E9cules \u00E0 travers diverses r\u00E9actions r\u00E9dox, dans et entre les r\u00E9servoirs de la plan\u00E8te Terre. L'oxyg\u00E8ne est l'un des \u00E9l\u00E9ments les plus abondants sur Terre et repr\u00E9sente une grande partie de chaque r\u00E9servoir principal. Les processus du cycle de l'oxyg\u00E8ne sont consid\u00E9r\u00E9s comme biologique ou g\u00E9ologique et sont \u00E9valu\u00E9s en tant que \u00AB source \u00BB (production) ou \u00AB puits \u00BB (consommation) de O2. Ce cycle est indissociable du cycle du carbone puisque celui-ci s'effectue gr\u00E2ce au dioxyde de carbone utilis\u00E9 lors de la photosynth\u00E8se. Cette derni\u00E8re produit du dioxyg\u00E8ne, qui, par le biais de la respiration, br\u00FBle les composants carbon\u00E9s produits par la photosynth\u00E8se pour redonner du dioxyde de carbone. En derni\u00E8re analyse, photosynth\u00E8se et respiration sont \u00E0 l'origine de la production et de l'\u00E9quilibre des gaz atmosph\u00E9riques.Les deux m\u00E9canismes -CO2 + H2O \u2192 sucres + dioxyg\u00E8ne et vice versa - conditionnent la circulation du carbone et de l'oxyg\u00E8ne."@fr . . . . "El cicle de l'oxigen \u00E9s la cadena de reaccions i processos que descriuen la circulaci\u00F3 de l'oxigen a la biosfera terrestre. En respirar, els animals i els \u00E9ssers humans prenem de l'aire l'oxigen que les plantes produeixen i despr\u00E9s exhalem gas carb\u00F2nic. Les plantes, al seu torn, prenen el gas carb\u00F2nic que els animals i els \u00E9ssers humans exhalem, per utilitzar-lo en el proc\u00E9s de la fotos\u00EDntesi. Plantes, animals i \u00E9ssers humans intercanvien oxigen i gas carb\u00F2nic tot el temps, els tornen a utilitzar i els reciclen. D'aix\u00F2 se'n diu el 'cicle de l'oxigen'."@ca . . "Ciclo dell'ossigeno"@it . "\uC0B0\uC18C\uC758 \uC21C\uD658(Oxygen cycle)\uC740 \uC0B0\uC18C\uAC00 \uB300\uAE30\uAD8C, \uC0DD\uBB3C\uAD8C \uC548\uC758 \uC0DD\uBB3C\uC5D0 \uB4E4\uC5B4\uC788\uB294 \uCD1D\uB7C9(\uC0DD\uD0DC\uACC4\uC758 \uCD1D\uB7C9), \uC554\uAD8C(\uC9C0\uAD6C \uAECD\uB370\uAE30) \uC548\uC5D0\uC11C \uC6C0\uC9C1\uC774\uB294 \uD604\uC0C1\uC744 \uAC00\uB9AC\uD0A4\uB294 \uC0DD\uBB3C\uC9C0\uAD6C\uD654\uD559\uC801 \uC21C\uD658\uC774\uB2E4. \uC218\uAD8C \uC548\uC5D0\uC11C \uC0B0\uC18C\uC758 \uC21C\uD658\uC774 \uC2E4\uD328\uD558\uBA74 \uC774 \uB098\uD0C0\uB0A0 \uC218 \uC788\uB2E4. \uC0B0\uC18C\uC758 \uC21C\uD658\uC744 \uC77C\uC73C\uD0A4\uB294 \uC8FC\uB41C \uC694\uC778\uC740 \uD604\uB300 \uC9C0\uAD6C\uC758 \uB300\uAE30\uC640 \uC0B6\uC744 \uCC45\uC784\uC9C0\uB294 \uAD11\uD569\uC131\uC774\uB2E4."@ko . . . . . . . "Unter dem Begriff Sauerstoffkreislauf oder Sauerstoff-Zyklus versteht man den Transport und die Speicherung von Sauerstoff in der Erdatmosph\u00E4re, Biosph\u00E4re und Lithosph\u00E4re. Dieser Kreislauf ist ein biogeochemischer Kreislauf. Der wichtigste treibende Faktor des Sauerstoffkreislaufs ist die Photosynthese, die f\u00FCr die moderne Erdatmosph\u00E4re verantwortlich ist (siehe Gro\u00DFe Sauerstoffkatastrophe). Der Sauerstoffkreislauf ist durch Oxidationen und Reduktionen mit den anderen Stoffkreisl\u00E4ufen verbunden. Diese laufen mit vielen anderen Elementen wegen der hohen Reaktionsfreudigkeit des Sauerstoffs besonders rasch ab."@de . . . . . . . . . . . "\u6C27\u5FAA\u74B0"@zh . . . "El ciclo del ox\u00EDgeno es la cadena de reacciones y procesos que describen la circulaci\u00F3n del ox\u00EDgeno en la biosfera terrestre. Al respirar, los animales y los seres humanos tomamos del aire el diox\u00EDgeno, O2 que las plantas producen y luego exhalamos gas carb\u00F3nico. Las plantas, a su vez, toman el gas carb\u00F3nico que los animales y los seres humanos exhalamos, para utilizarlo en el proceso de la fotos\u00EDntesis. Las plantas y los fotosintetizadores como las diatomeas son los \u00FAnicos capaces de convertir el di\u00F3xido de carbono (CO2) en ox\u00EDgeno.\u200B En la respiraci\u00F3n celular se reduce el ox\u00EDgeno para la producci\u00F3n de energ\u00EDa gener\u00E1ndose di\u00F3xido de carbono, y en el proceso de fotos\u00EDntesis se originan el ox\u00EDgeno y glucosa a partir de agua, di\u00F3xido de carbono (CO2) y radiaci\u00F3n solar. Cabe decir, que tambi\u00E9n se forma agua en el , ya que, el cuerpo humano al exhalar expulsa vapor de agua (H2O). Cuando un ser heter\u00F3trofo muere, gracias a los descomponedores, se libera una peque\u00F1a cantidad de ox\u00EDgeno (O2)."@es . "Entende-se por Ciclo do oxig\u00EAnio o movimento do oxig\u00EAnio entre os seus tr\u00EAs reservat\u00F3rios principais: a atmosfera (os gases que rodeiam a superf\u00EDcie da Terra), a biosfera (os organismos vivos e o seu ambiente pr\u00F3ximo) e a litosfera (a parte s\u00F3lida exterior da Terra). Este ciclo \u00E9 mantido por processos geol\u00F3gicos, f\u00EDsicos, hidrol\u00F3gicos e biol\u00F3gicos, que movem diferentes elementos de um dep\u00F3sito a outro. O oxig\u00EAnio molecular (O2) comp\u00F5e cerca de 21% da atmosfera terrestre. Este oxig\u00EAnio satisfaz as necessidades de todos os organismos terrestres que o respiram no seu metabolismo."@pt . "Ciclo do oxig\u00EAnio"@pt . "\u039F \u03BA\u03CD\u03BA\u03BB\u03BF\u03C2 \u03C4\u03BF\u03C5 \u03BF\u03BE\u03C5\u03B3\u03CC\u03BD\u03BF\u03C5 \u03B5\u03AF\u03BD\u03B1\u03B9 \u03BF \u03B2\u03B9\u03BF\u03B3\u03B5\u03C9\u03C7\u03B7\u03BC\u03B9\u03BA\u03CC\u03C2 \u03BA\u03CD\u03BA\u03BB\u03BF\u03C2 \u03C4\u03BF\u03C5 \u03BF\u03BE\u03C5\u03B3\u03CC\u03BD\u03BF\u03C5 \u03BC\u03AD\u03C3\u03B1 \u03C3\u03C4\u03B9\u03C2 \u03C4\u03AD\u03C3\u03C3\u03B5\u03C1\u03B9\u03C2 \u03B2\u03B1\u03C3\u03B9\u03BA\u03AD\u03C2 \u03C4\u03BF\u03C5 \u03B4\u03B5\u03BE\u03B1\u03BC\u03B5\u03BD\u03AD\u03C2: \u03B7 \u03B1\u03C4\u03BC\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1 (\u03B1\u03AD\u03C1\u03B1\u03C2), \u03B7 \u03C3\u03C5\u03BD\u03BF\u03BB\u03B9\u03BA\u03AE \u03C0\u03B5\u03C1\u03B9\u03B5\u03BA\u03C4\u03B9\u03BA\u03CC\u03C4\u03B7\u03C4\u03B1 \u03B2\u03B9\u03BF\u03BB\u03BF\u03B3\u03B9\u03BA\u03AE\u03C2 \u03CD\u03BB\u03B7\u03C2 \u03B5\u03BD\u03C4\u03CC\u03C2 \u03C4\u03B7\u03C2 \u03B2\u03B9\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1\u03C2 (\u03C4\u03BF \u03C3\u03C5\u03BD\u03BF\u03BB\u03B9\u03BA\u03CC \u03AC\u03B8\u03C1\u03BF\u03B9\u03C3\u03BC\u03B1 \u03CC\u03BB\u03C9\u03BD \u03C4\u03C9\u03BD \u03BF\u03B9\u03BA\u03BF\u03C3\u03C5\u03C3\u03C4\u03B7\u03BC\u03AC\u03C4\u03C9\u03BD), \u03B7 \u03C5\u03B4\u03C1\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1 (\u03B7 \u03C3\u03C5\u03BD\u03B4\u03C5\u03B1\u03C3\u03BC\u03AD\u03BD\u03B7 \u03BC\u03AC\u03B6\u03B1 \u03C4\u03BF\u03C5 \u03BD\u03B5\u03C1\u03BF\u03CD \u03C0\u03BF\u03C5 \u03B2\u03C1\u03AD\u03B8\u03B7\u03BA\u03B5, \u03BA\u03AC\u03C4\u03C9 \u03BA\u03B1\u03B9 \u03C0\u03AC\u03BD\u03C9 \u03B1\u03C0\u03CC \u03C4\u03B7\u03BD \u03B5\u03C0\u03B9\u03C6\u03AC\u03BD\u03B5\u03B9\u03B1 \u03C4\u03BF\u03C5 \u03C0\u03BB\u03B1\u03BD\u03AE\u03C4\u03B7 \u0393\u03B7), \u03BA\u03B1\u03B9 \u03B7 \u03BB\u03B9\u03B8\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1/\u03B3\u03AE\u03B9\u03BD\u03B7 \u03C6\u03BB\u03BF\u03CD\u03B4\u03B1. \u039F \u03BA\u03CD\u03C1\u03B9\u03BF\u03C2 \u03C0\u03B1\u03C1\u03AC\u03B3\u03BF\u03BD\u03C4\u03B1\u03C2 \u03C0\u03BF\u03C5 \u03BF\u03B4\u03B7\u03B3\u03B5\u03AF \u03C4\u03BF\u03BD \u03BA\u03CD\u03BA\u03BB\u03BF \u03C4\u03BF\u03C5 \u03BF\u03BE\u03C5\u03B3\u03CC\u03BD\u03BF\u03C5 \u03B5\u03AF\u03BD\u03B1\u03B9 \u03B7 \u03C6\u03C9\u03C4\u03BF\u03C3\u03CD\u03BD\u03B8\u03B5\u03C3\u03B7, \u03B7 \u03BF\u03C0\u03BF\u03AF\u03B1 \u03B5\u03AF\u03BD\u03B1\u03B9 \u03C5\u03C0\u03B5\u03CD\u03B8\u03C5\u03BD\u03B7 \u03B3\u03B9\u03B1 \u03C4\u03B7 \u03C3\u03CD\u03B3\u03C7\u03C1\u03BF\u03BD\u03B7 \u03B1\u03C4\u03BC\u03CC\u03C3\u03C6\u03B1\u03B9\u03C1\u03B1 \u03C4\u03B7\u03C2 \u0393\u03B7\u03C2 \u03BA\u03B1\u03B9 \u03C4\u03B7 \u03B6\u03C9\u03AE \u03C3\u03C4\u03B7 \u0393\u03B7 \u03C3\u03C4\u03B7\u03BD \u03C0\u03B1\u03C1\u03BF\u03CD\u03C3\u03B1 \u03C4\u03B7\u03C2 \u03BC\u03BF\u03C1\u03C6\u03AE (\u03B4\u03B5\u03AF\u03C4\u03B5 \u03C4\u03BF \u039C\u03B5\u03B3\u03AC\u03BB\u03BF \u0393\u03B5\u03B3\u03BF\u03BD\u03CC\u03C2 \u039F\u03BE\u03C5\u03B3\u03CC\u03BD\u03C9\u03C3\u03B7\u03C2)."@el . . "\u062F\u0648\u0631\u0629 \u0627\u0644\u0623\u0643\u0633\u062C\u064A\u0646 \u0647\u064A \u062F\u0648\u0631\u0629 \u0628\u064A\u0648\u062C\u064A\u0648\u0643\u064A\u0645\u064A\u0627\u0626\u064A\u0629 \u062A\u0635\u0641 \u062D\u0631\u0643\u0629 \u0627\u0644\u0623\u0648\u0643\u0633\u062C\u064A\u0646 \u062F\u0627\u062E\u0644 \u0627\u0644\u0627\u062D\u062A\u064A\u0627\u0637\u064A\u0627\u062A \u0627\u0644\u0631\u0626\u064A\u0633\u0629 \u0627\u0644\u062B\u0644\u0627\u062B\u0629: \u0627\u0644\u063A\u0644\u0627\u0641 \u0627\u0644\u062C\u0648\u064A (\u0627\u0644\u0647\u0648\u0627\u0621)\u060C \u0648\u0627\u0644\u0645\u062D\u062A\u0648\u0649 \u0627\u0644\u0643\u0644\u064A \u0645\u0646 \u0627\u0644\u0645\u0648\u0627\u062F \u0627\u0644\u0628\u064A\u0648\u0644\u0648\u062C\u064A\u0629 \u062F\u0627\u062E\u0644 \u0627\u0644\u0645\u062D\u064A\u0637 \u0627\u0644\u062D\u064A\u0648\u064A (\u0645\u062C\u0645\u0648\u0639 \u0627\u0644\u0639\u0627\u0644\u0645\u064A\u0629 \u0645\u0646 \u062C\u0645\u064A\u0639 \u0627\u0644\u0646\u0638\u0645 \u0627\u0644\u0625\u064A\u0643\u0648\u0644\u0648\u062C\u064A\u0629)\u060C \u0648\u0627\u0644\u063A\u0644\u0627\u0641 \u0627\u0644\u0635\u062E\u0631\u064A (\u0627\u0644\u0642\u0634\u0631\u0629 \u0627\u0644\u0623\u0631\u0636\u064A\u0629) . \u0627\u0644\u0641\u0634\u0644 \u0641\u064A \u062F\u0648\u0631\u0629 \u0627\u0644\u0623\u0643\u0633\u062C\u064A\u0646 \u062F\u0627\u062E\u0644 \u0627\u0644\u063A\u0644\u0627\u0641 \u0627\u0644\u0645\u0627\u0626\u064A (\u0643\u062A\u0644\u0629 \u0645\u062C\u062A\u0645\u0639\u0629 \u0645\u0646 \u0627\u0644\u0645\u0627\u0621 \u0648\u062C\u062F\u062A \u0641\u064A\u060C \u062A\u062D\u062A\u060C \u0648\u0639\u0644\u0649 \u0633\u0637\u062D \u0643\u0648\u0643\u0628 \u0627\u0644\u0623\u0631\u0636) \u064A\u0645\u0643\u0646 \u0623\u0646 \u064A\u0624\u062F\u064A \u0625\u0644\u0649 \u062A\u0637\u0648\u064A\u0631 \u0645\u0646\u0627\u0637\u0642 \u0645\u064A\u062A\u0629. \u0639\u0627\u0645\u0644 \u0627\u0644\u062F\u0627\u0641\u0639\u0629 \u0627\u0644\u0631\u0626\u064A\u0633\u064A\u0629 \u0644\u062F\u0648\u0631\u0629 \u0627\u0644\u0623\u0643\u0633\u062C\u064A\u0646 \u0647\u0648 \u0627\u0644\u062A\u0645\u062B\u064A\u0644 \u0627\u0644\u0636\u0648\u0626\u064A\u060C \u0648\u0647\u064A \u0627\u0644\u0645\u0633\u0624\u0648\u0644\u0629 \u0639\u0646 \u0627\u0644\u063A\u0644\u0627\u0641 \u0627\u0644\u062C\u0648\u064A \u0644\u0644\u0623\u0631\u0636 \u0627\u0644\u062D\u062F\u064A\u062B\u0629 \u0648\u0627\u0644\u062D\u064A\u0627\u0629 \u0639\u0644\u0649 \u0627\u0644\u0623\u0631\u0636 ."@ar . . . . . . . . "\uC0B0\uC18C\uC758 \uC21C\uD658(Oxygen cycle)\uC740 \uC0B0\uC18C\uAC00 \uB300\uAE30\uAD8C, \uC0DD\uBB3C\uAD8C \uC548\uC758 \uC0DD\uBB3C\uC5D0 \uB4E4\uC5B4\uC788\uB294 \uCD1D\uB7C9(\uC0DD\uD0DC\uACC4\uC758 \uCD1D\uB7C9), \uC554\uAD8C(\uC9C0\uAD6C \uAECD\uB370\uAE30) \uC548\uC5D0\uC11C \uC6C0\uC9C1\uC774\uB294 \uD604\uC0C1\uC744 \uAC00\uB9AC\uD0A4\uB294 \uC0DD\uBB3C\uC9C0\uAD6C\uD654\uD559\uC801 \uC21C\uD658\uC774\uB2E4. \uC218\uAD8C \uC548\uC5D0\uC11C \uC0B0\uC18C\uC758 \uC21C\uD658\uC774 \uC2E4\uD328\uD558\uBA74 \uC774 \uB098\uD0C0\uB0A0 \uC218 \uC788\uB2E4. \uC0B0\uC18C\uC758 \uC21C\uD658\uC744 \uC77C\uC73C\uD0A4\uB294 \uC8FC\uB41C \uC694\uC778\uC740 \uD604\uB300 \uC9C0\uAD6C\uC758 \uB300\uAE30\uC640 \uC0B6\uC744 \uCC45\uC784\uC9C0\uB294 \uAD11\uD569\uC131\uC774\uB2E4."@ko . "\u041A\u0440\u0443\u0433\u043E\u0432\u043E\u0440\u043E\u0442 \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u0430 \u2014 \u0431\u0438\u043E\u0433\u0435\u043E\u0445\u0438\u043C\u0438\u0447\u0435\u0441\u043A\u0438\u0439 \u0446\u0438\u043A\u043B, \u0432 \u0445\u043E\u0434\u0435 \u043A\u043E\u0442\u043E\u0440\u043E\u0433\u043E \u043F\u0440\u043E\u0438\u0441\u0445\u043E\u0434\u0438\u0442 \u043F\u0435\u0440\u0435\u043D\u043E\u0441 \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u0430 \u043C\u0435\u0436\u0434\u0443 \u0442\u0440\u0435\u043C\u044F \u043E\u0441\u043D\u043E\u0432\u043D\u044B\u043C\u0438 \u0440\u0435\u0437\u0435\u0440\u0432\u0443\u0430\u0440\u0430\u043C\u0438: \u0430\u0442\u043C\u043E\u0441\u0444\u0435\u0440\u043E\u0439 (\u0432\u043E\u0437\u0434\u0443\u0445), \u043E\u0440\u0433\u0430\u043D\u0438\u0447\u0435\u0441\u043A\u0438\u043C \u0432\u0435\u0449\u0435\u0441\u0442\u0432\u043E\u043C \u0431\u0438\u043E\u0441\u0444\u0435\u0440\u044B (\u0433\u043B\u043E\u0431\u0430\u043B\u044C\u043D\u0430\u044F \u0441\u0443\u043C\u043C\u0430 \u0432\u0441\u0435\u0445 \u044D\u043A\u043E\u0441\u0438\u0441\u0442\u0435\u043C), \u0438 \u0437\u0435\u043C\u043D\u043E\u0439 \u043A\u043E\u0440\u043E\u0439. \u0421\u0431\u043E\u0439 \u0432 \u043A\u0440\u0443\u0433\u043E\u0432\u043E\u0440\u043E\u0442\u0435 \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u0430 \u0432 \u0433\u0438\u0434\u0440\u043E\u0441\u0444\u0435\u0440\u0435 \u043C\u043E\u0436\u0435\u0442 \u043F\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043A \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u044E \u0433\u0438\u043F\u043E\u043A\u0441\u0438\u0447\u0435\u0441\u043A\u0438\u0445 \u0437\u043E\u043D, \u0442.\u0435. \u0437\u043E\u043D \u043F\u043E\u043D\u0438\u0436\u0435\u043D\u043D\u043E\u0433\u043E \u0441\u043E\u0434\u0435\u0440\u0436\u0430\u043D\u0438\u044F \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u0430. \u0413\u043B\u0430\u0432\u043D\u0430\u044F \u0434\u0432\u0438\u0436\u0443\u0449\u0430\u044F \u0441\u0438\u043B\u0430 \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u043D\u043E\u0433\u043E \u0446\u0438\u043A\u043B\u0430 \u2014 \u044D\u0442\u043E \u0444\u043E\u0442\u043E\u0441\u0438\u043D\u0442\u0435\u0437, \u043A\u043E\u0442\u043E\u0440\u044B\u0439 \u043E\u0442\u0432\u0435\u0447\u0430\u0435\u0442 \u0437\u0430 \u0441\u043E\u0441\u0442\u0430\u0432 \u0441\u043E\u0432\u0440\u0435\u043C\u0435\u043D\u043D\u043E\u0439 \u0430\u0442\u043C\u043E\u0441\u0444\u0435\u0440\u044B \u0417\u0435\u043C\u043B\u0438 \u0438 \u0436\u0438\u0437\u043D\u0438 \u043D\u0430 \u0437\u0435\u043C\u043B\u0435 (\u0441\u043C. \u041A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u043D\u0430\u044F \u043A\u0430\u0442\u0430\u0441\u0442\u0440\u043E\u0444\u0430)."@ru . . . . . . "Le cycle de l'oxyg\u00E8ne est un cycle biog\u00E9ochimique qui permet d'expliquer les transformations de l'oxyg\u00E8ne dans la biosph\u00E8re terrestre entre ses diff\u00E9rents degr\u00E9s d'oxydation, en ions, oxides et mol\u00E9cules \u00E0 travers diverses r\u00E9actions r\u00E9dox, dans et entre les r\u00E9servoirs de la plan\u00E8te Terre. L'oxyg\u00E8ne est l'un des \u00E9l\u00E9ments les plus abondants sur Terre et repr\u00E9sente une grande partie de chaque r\u00E9servoir principal. Les processus du cycle de l'oxyg\u00E8ne sont consid\u00E9r\u00E9s comme biologique ou g\u00E9ologique et sont \u00E9valu\u00E9s en tant que \u00AB source \u00BB (production) ou \u00AB puits \u00BB (consommation) de O2."@fr . . "Syrets kretslopp"@sv . "Cicle de l'oxigen"@ca . "Il ciclo dell'ossigeno \u00E8 il ciclo biogeochimico che descrive il movimento dell'ossigeno tra le sue tre principali riserve: l'atmosfera terrestre (aria) la biosfera (la somma totale di ossigeno in tutti gli ecosistemi) e la litosfera (la crosta terrestre). Il primo fattore che influisce sul ciclo \u00E8 la fotosintesi, che \u00E8 direttamente necessaria a quasi tutta la vita sulla Terra ed \u00E8 responsabile della sua presenza in atmosfera."@it . . . . . "1121505353"^^ . . . "Il ciclo dell'ossigeno \u00E8 il ciclo biogeochimico che descrive il movimento dell'ossigeno tra le sue tre principali riserve: l'atmosfera terrestre (aria) la biosfera (la somma totale di ossigeno in tutti gli ecosistemi) e la litosfera (la crosta terrestre). Il primo fattore che influisce sul ciclo \u00E8 la fotosintesi, che \u00E8 direttamente necessaria a quasi tutta la vita sulla Terra ed \u00E8 responsabile della sua presenza in atmosfera."@it . . . . . "\u6C27\u5FAA\u74B0\u662F\u5176\u4E2D\u4E00\u7A2E\u751F\u614B\u7CFB\u7D71\u7684\u7269\u8CEA\u5FAA\u74B0\uFF0C\u800C\u6B64\u5FAA\u74B0\u4E3B\u8981\u662F\u7528\u65BC\u5F62\u5BB9\u6C27\u5728\u4E09\u500B\u4E3B\u8981\u8CAF\u5B58\u5668\uFF0C\u5373\u5927\u6C23\u5C64\u3001\u751F\u7269\u5708\u548C\u5CA9\u77F3\u5708\u3002\u800C\u6574\u500B\u5FAA\u74B0\u5247\u9760\u7740\u5149\u5408\u4F5C\u7528\u53BB\u9A45\u4F7F\uFF0C\u690D\u7269\u4EE5\u5149\u5408\u4F5C\u7528\u628A\u4E8C\u6C27\u5316\u78B3\u548C\u6C34\u7D44\u5408\uFF0C\u5F62\u6210\u8461\u8404\u7CD6\u548C\u526F\u7522\u54C1\u6C27\u6C23\u3002\u5728\u5927\u6C23\u5C64\u4E2D\uFF0C\u5373\u4F7F\u6240\u6709\u7684\u5149\u5408\u4F5C\u7528\u7686\u505C\u6B62\uFF0C\u5927\u91CF\u7684\u6C27\u6C23\u4ECD\u7136\u9700\u8981\u4E94\u5343 \u81F3\u4E8C\u4E07\u4E94\u5343\u5E74\u7684\u6642\u9593\u4EE5\u79FB\u9664\u5168\u90E8\u7684\u6C27\u6C23\u3002"@zh . . . "Pr\u00F3iseas ina dt\u00E1irgtear ocsaigin, a sceitear \u00ED isteach san atmaisf\u00E9ar ag planda\u00ED f\u00F3taisint\u00E9iseacha, agus a n-ionan\u00E1la\u00EDonn ainmhithe aer\u00F3bacha \u00ED. Mar thoradh ar a n-ionan\u00E1l\u00FA scaoileann na hainmhithe d\u00E9-ocsa\u00EDd charb\u00F3in, an g\u00E1s a \u00FAs\u00E1ideann an planda i gcomhair na fotaisint\u00E9ise. Thosaigh an bheatha ar Domhan n\u00EDos m\u00F3 n\u00E1 600 milli\u00FAn bliain \u00F3 shin in uisce \u00FAr is s\u00E1ile na farraige, nuair a bh\u00ED an-chuid rada\u00EDochta ultraivialaite \u00F3n nGrian ag lonr\u00FA ar an talamh. De r\u00E9ir a ch\u00E9ile thosaigh planda\u00ED ag cruth\u00FA ocsaigine san atmaisf\u00E9ar tr\u00ED fh\u00F3taisint\u00E9is, agus thosaigh solas na Gr\u00E9ine ag imoibri\u00FA leis an ocsaigin seo chun \u00F3z\u00F3n a chruth\u00FA go hard san atmaisf\u00E9ar. Thosaigh an ciseal \u00F3z\u00F3in ag oibri\u00FA ar an rada\u00EDocht ultraivialait a scagadh amach as rada\u00EDocht na Gr\u00E9ine, agus ina dhiaidh sin bh\u00ED coinn\u00EDollacha sl\u00E1n"@ga . "Obieg tlenu w przyrodzie, cykl tlenu \u2013 cykl biogeochemiczny, kt\u00F3ry opisuje cyrkulacj\u0119 tlenu i jego zwi\u0105zk\u00F3w chemicznych (g\u0142\u00F3wnie dwutlenku w\u0119gla) w biosferze. Og\u00F3lnie cykl ten wygl\u0105da tak, \u017Ce tlen jest pobierany z atmosfery przez wszystkie organizmy, a nast\u0119pnie wykorzystywany w procesie oddychania kom\u00F3rkowego. Produktem ubocznym tej reakcji jest dwutlenek w\u0119gla, uwalniany z powrotem do atmosfery, z kt\u00F3rej jest pobierany przez ro\u015Bliny i zamieniany z powrotem w tlen w procesie fotosyntezy."@pl . . . . . "Entende-se por Ciclo do oxig\u00EAnio o movimento do oxig\u00EAnio entre os seus tr\u00EAs reservat\u00F3rios principais: a atmosfera (os gases que rodeiam a superf\u00EDcie da Terra), a biosfera (os organismos vivos e o seu ambiente pr\u00F3ximo) e a litosfera (a parte s\u00F3lida exterior da Terra). Este ciclo \u00E9 mantido por processos geol\u00F3gicos, f\u00EDsicos, hidrol\u00F3gicos e biol\u00F3gicos, que movem diferentes elementos de um dep\u00F3sito a outro. O oxig\u00EAnio molecular (O2) comp\u00F5e cerca de 21% da atmosfera terrestre. Este oxig\u00EAnio satisfaz as necessidades de todos os organismos terrestres que o respiram no seu metabolismo. O principal fator na produ\u00E7\u00E3o de oxig\u00EAnio \u00E9 a fotoss\u00EDntese, que regula a rela\u00E7\u00E3o g\u00E1s carb\u00F4nico/g\u00E1s oxig\u00EAnio na atmosfera. Enquanto a respira\u00E7\u00E3o, a decomposi\u00E7\u00E3o e a combust\u00E3o consomem oxig\u00EAnio, a fotoss\u00EDntese rep\u00F5e o g\u00E1s na atmosfera. Esses processos estao relacionados \u00E0 constru\u00E7\u00E3o de compostos de carbonos (fotoss\u00EDntese) e a degrada\u00E7\u00E3o de compostos de carbonos (respira\u00E7\u00E3o, decomposi\u00E7\u00E3o) . O oxig\u00EAnio \u00E9 o elemento mais abundante em massa na crosta terrestre e nos oceanos e o segundo na atmosfera, pertencente ao grupo dos Calcog\u00EAnios, pertencente ao grupo 6A da tabela peri\u00F3dica, constituindo aproximadamente 21 % da composi\u00E7\u00E3o da atmosfera, 46,7% da crosta terrestre e, dos oceanos em torno de 87%. Na atmosfera, encontra-se como oxig\u00EAnio diat\u00F4mico/oxig\u00EAnio molecular (O2), di\u00F3xido de carbono (CO2), oz\u00F4nio (O3), di\u00F3xido de nitrog\u00EAnio (NO2), mon\u00F3xido de nitrog\u00EAnio (NO), di\u00F3xido de enxofre (SO2), etc. O oxig\u00EAnio pode ser encontrado na atmosfera sob v\u00E1rias formas. Seja na forma de oxig\u00EAnio molecular (O2) ou em composi\u00E7\u00E3o com outros elementos (CO2, NO2, SO2, etc.)o fato \u00E9 que o oxig\u00EAnio \u00E9 o elemento mais abundante na crosta terrestre e nosoceanos (99,5% do oxig\u00EAnio est\u00E1 contida ali) e o segundo mais abundante na atmosfera (0,49% dooxig\u00EAnio existente est\u00E1 na atmosfera, os outros 0.01% est\u00E3o contidos nos seres vivos). O ciclo de transforma\u00E7\u00F5es do oxig\u00EAnio por estes reservat\u00F3rios (atmosfera, oceano e crosta terrestre) constitui o chamado ciclo do oxig\u00EAnio que \u00E9 mantido por processos biol\u00F3gicos, f\u00EDsicos, geol\u00F3gicos e hidrol\u00F3gicos. A principal forma de produ\u00E7\u00E3o do oxig\u00EAnio \u00E9 a fotoss\u00EDntese realizada por todas as plantas clorofiladas, algas e algumas bact\u00E9rias. A fotoss\u00EDntese \u00E9 um processo pela qual as plantas transformam \u00E1gua e g\u00E1s carb\u00F4nico na presen\u00E7a de luz e clorofila em compostos org\u00E2nicos bem mais energ\u00E9ticos e oxig\u00EAnio. Luz6H2O + 6CO2 --> 6O2 + C6H12O6Glicose Embora as plantas consumam parte deste oxig\u00EAnio em sua pr\u00F3pria respira\u00E7\u00E3o a quantidade produzida pela fotoss\u00EDntese pode ser 30 vezes maior do que a consumida. Este foi um dos fatores que possibilitaram o surgimento de todas as formas de vida que temos hoje no planeta e o principal repositor de oxig\u00EAnio para a atmosfera. Outra forma de produ\u00E7\u00E3o do oxig\u00EAnio \u00E9 a fot\u00F3lise: rea\u00E7\u00E3o pela qual a radia\u00E7\u00E3oultravioleta que entra na atmosfera decomp\u00F5e a \u00E1gua atmosf\u00E9ricaem \u00F3xido de azoto. 2H2O +energia --> 4H + O2 O principal meio de consumo do oxig\u00EAnio no ciclo do carbono \u00E9 por meio da respira\u00E7\u00E3o dos seres vivos. As plantas utilizar\u00E3o o oxig\u00EAnio para realizar a fotoss\u00EDntese como j\u00E1 foi referido e os animais o utilizar\u00E3o em seu metabolismo. {CH2O}+ O2 --> CO2 + H2O Outra forma de consumo do oxig\u00EAnio \u00E9 a decomposi\u00E7\u00E3o da mat\u00E9ria org\u00E2nica e a oxida\u00E7\u00E3o de minerais em exposi\u00E7\u00E3o. Um exemplo de oxida\u00E7\u00E3o \u00E9 a ferrugem ."@pt . . . . . "\u6C27\u5FAA\u74B0\u662F\u5176\u4E2D\u4E00\u7A2E\u751F\u614B\u7CFB\u7D71\u7684\u7269\u8CEA\u5FAA\u74B0\uFF0C\u800C\u6B64\u5FAA\u74B0\u4E3B\u8981\u662F\u7528\u65BC\u5F62\u5BB9\u6C27\u5728\u4E09\u500B\u4E3B\u8981\u8CAF\u5B58\u5668\uFF0C\u5373\u5927\u6C23\u5C64\u3001\u751F\u7269\u5708\u548C\u5CA9\u77F3\u5708\u3002\u800C\u6574\u500B\u5FAA\u74B0\u5247\u9760\u7740\u5149\u5408\u4F5C\u7528\u53BB\u9A45\u4F7F\uFF0C\u690D\u7269\u4EE5\u5149\u5408\u4F5C\u7528\u628A\u4E8C\u6C27\u5316\u78B3\u548C\u6C34\u7D44\u5408\uFF0C\u5F62\u6210\u8461\u8404\u7CD6\u548C\u526F\u7522\u54C1\u6C27\u6C23\u3002\u5728\u5927\u6C23\u5C64\u4E2D\uFF0C\u5373\u4F7F\u6240\u6709\u7684\u5149\u5408\u4F5C\u7528\u7686\u505C\u6B62\uFF0C\u5927\u91CF\u7684\u6C27\u6C23\u4ECD\u7136\u9700\u8981\u4E94\u5343 \u81F3\u4E8C\u4E07\u4E94\u5343\u5E74\u7684\u6642\u9593\u4EE5\u79FB\u9664\u5168\u90E8\u7684\u6C27\u6C23\u3002"@zh . . . . . "Syrets kretslopp"@sv . . . . . "583598"^^ . "Kolob\u011Bh kysl\u00EDku je biogeochemick\u00FD cyklus kysl\u00EDku, kter\u00FD koluje mezi t\u0159emi hlavn\u00EDmi rezervo\u00E1ry tohoto prvku na zemi - zemskou atmosf\u00E9rou, biosf\u00E9rou a litosf\u00E9rou. Hlavn\u00ED pohonnou silou tohoto cyklu je fotosynt\u00E9za, kter\u00E1 je rovn\u011B\u017E zodpov\u011Bdn\u00E1 za slo\u017Een\u00ED sou\u010Dasn\u00E9 zemsk\u00E9 atmosf\u00E9ry."@cs . "\u041A\u0440\u0443\u0433\u043E\u0432\u043E\u0440\u043E\u0442 \u043A\u0438\u0441\u043B\u043E\u0440\u043E\u0434\u0430"@ru . . . . . "Ciclo del ox\u00EDgeno"@es . . . . . . . . . . . . . "El cicle de l'oxigen \u00E9s la cadena de reaccions i processos que descriuen la circulaci\u00F3 de l'oxigen a la biosfera terrestre. En respirar, els animals i els \u00E9ssers humans prenem de l'aire l'oxigen que les plantes produeixen i despr\u00E9s exhalem gas carb\u00F2nic. Les plantes, al seu torn, prenen el gas carb\u00F2nic que els animals i els \u00E9ssers humans exhalem, per utilitzar-lo en el proc\u00E9s de la fotos\u00EDntesi. Plantes, animals i \u00E9ssers humans intercanvien oxigen i gas carb\u00F2nic tot el temps, els tornen a utilitzar i els reciclen. D'aix\u00F2 se'n diu el 'cicle de l'oxigen'."@ca . . . "El ciclo del ox\u00EDgeno es la cadena de reacciones y procesos que describen la circulaci\u00F3n del ox\u00EDgeno en la biosfera terrestre. Al respirar, los animales y los seres humanos tomamos del aire el diox\u00EDgeno, O2 que las plantas producen y luego exhalamos gas carb\u00F3nico. Las plantas, a su vez, toman el gas carb\u00F3nico que los animales y los seres humanos exhalamos, para utilizarlo en el proceso de la fotos\u00EDntesis. Las plantas y los fotosintetizadores como las diatomeas son los \u00FAnicos capaces de convertir el di\u00F3xido de carbono (CO2) en ox\u00EDgeno.\u200B"@es . . . . . . "16229"^^ . "Obieg tlenu w przyrodzie, cykl tlenu \u2013 cykl biogeochemiczny, kt\u00F3ry opisuje cyrkulacj\u0119 tlenu i jego zwi\u0105zk\u00F3w chemicznych (g\u0142\u00F3wnie dwutlenku w\u0119gla) w biosferze. Og\u00F3lnie cykl ten wygl\u0105da tak, \u017Ce tlen jest pobierany z atmosfery przez wszystkie organizmy, a nast\u0119pnie wykorzystywany w procesie oddychania kom\u00F3rkowego. Produktem ubocznym tej reakcji jest dwutlenek w\u0119gla, uwalniany z powrotem do atmosfery, z kt\u00F3rej jest pobierany przez ro\u015Bliny i zamieniany z powrotem w tlen w procesie fotosyntezy."@pl . . . . . . . . "Pr\u00F3iseas ina dt\u00E1irgtear ocsaigin, a sceitear \u00ED isteach san atmaisf\u00E9ar ag planda\u00ED f\u00F3taisint\u00E9iseacha, agus a n-ionan\u00E1la\u00EDonn ainmhithe aer\u00F3bacha \u00ED. Mar thoradh ar a n-ionan\u00E1l\u00FA scaoileann na hainmhithe d\u00E9-ocsa\u00EDd charb\u00F3in, an g\u00E1s a \u00FAs\u00E1ideann an planda i gcomhair na fotaisint\u00E9ise. Thosaigh an bheatha ar Domhan n\u00EDos m\u00F3 n\u00E1 600 milli\u00FAn bliain \u00F3 shin in uisce \u00FAr is s\u00E1ile na farraige, nuair a bh\u00ED an-chuid rada\u00EDochta ultraivialaite \u00F3n nGrian ag lonr\u00FA ar an talamh. De r\u00E9ir a ch\u00E9ile thosaigh planda\u00ED ag cruth\u00FA ocsaigine san atmaisf\u00E9ar tr\u00ED fh\u00F3taisint\u00E9is, agus thosaigh solas na Gr\u00E9ine ag imoibri\u00FA leis an ocsaigin seo chun \u00F3z\u00F3n a chruth\u00FA go hard san atmaisf\u00E9ar. Thosaigh an ciseal \u00F3z\u00F3in ag oibri\u00FA ar an rada\u00EDocht ultraivialait a scagadh amach as rada\u00EDocht na Gr\u00E9ine, agus ina dhiaidh sin bh\u00ED coinn\u00EDollacha sl\u00E1na chun gurbh fh\u00E9idir go mairfeadh ainmhithe chomh maith le planda\u00ED ar talamh."@ga . . "Syrets kretslopp"@sv . "\uC0B0\uC18C\uC758 \uC21C\uD658"@ko . . "Obieg tlenu w przyrodzie"@pl . . "\u039A\u03CD\u03BA\u03BB\u03BF\u03C2 \u03C4\u03BF\u03C5 \u03BF\u03BE\u03C5\u03B3\u03CC\u03BD\u03BF\u03C5"@el . . "Kolob\u011Bh kysl\u00EDku"@cs . "Oxygen cycle refers to the movement of oxygen through the atmosphere (air), biosphere (plants and animals) and the lithosphere (the Earth\u2019s crust). The oxygen cycle demonstrates how free oxygen is made available in each of these regions, as well as how it is used. The oxygen cycle is the biogeochemical cycle of oxygen atoms between different oxidation states in ions, oxides, and molecules through redox reactions within and between the spheres/reservoirs of the planet Earth. The word oxygen in the literature typically refers to the most common oxygen allotrope, elemental/diatomic oxygen (O2), as it is a common product or reactant of many biogeochemical redox reactions within the cycle. Processes within the oxygen cycle are considered to be biological or geological and are evaluated as eithe"@en . . . . . .