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Preferred term

oxygen cycle  

Definition

  • The oxygen cycle allows for the regeneration of freely available diatomic oxygen (O2) in the atmosphere. Oxygen accounts by volume for approximately 21 percent of the atmosphere, is reactive with myriad inorganic and organic substances, and is vital to living organisms for aerobic respiration and energy production. [Source: Encyclopedia of Global Warming & Climate Change; Oxygen Cycle]

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URI

https://concepts.sagepub.com/social-science/concept/oxygen_cycle

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