2.5.2: Oxygen Cycle - Geosciences LibreTexts
https://geo.libretexts.org/Bookshelves/Geography_(Physical)/The_Physical_Environment_(Ritter)/02%3A_The_Earth_System/2.05%3A_Biogeochemical_Cycle/2.5.02%3A_Oxygen_Cycle
WEBFeb 19, 2022 · The cycling of oxygen through the Earth system is also accomplished by weathering of carbonate rock. Some atmospheric oxygen is bound to water molecules from plant transpiration and evaporation. Oxygen is also bound to carbon dioxide and released into the atmosphere during animal respiration.
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