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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. [ 1] The word oxygen in the literature typically refers to the most common oxygen allotrope, elemental/diatomic oxygen (O 2 ), as it ...
An Earth god or Earth goddess is a deification of the Earth associated with a figure with chthonic or terrestrial attributes. There are many different Earth goddesses and gods in many different cultures mythology. However, Earth is usually portrayed as a goddess. Earth goddesses are often associated with the chthonic deities of the underworld. [1]
Genesis flood narrative. The Flood of Noah and Companions ( c. 1911) by Léon Comerre. Musée d'Arts de Nantes. The Genesis flood narrative (chapters 6–9 of the Book of Genesis) is a Hebrew flood myth. [ 1] It tells of God's decision to return the universe to its pre- creation state of watery chaos and remake it through the microcosm of Noah ...
Geological history of oxygen. Before photosynthesis evolved, Earth's atmosphere had no free diatomic oxygen (O 2 ). [ 2] Small quantities of oxygen were released by geological [ 3] and biological processes, but did not build up in the atmosphere due to reactions with reducing minerals. Oxygen began building up in the atmosphere at approximately ...
Gaia philosophy. Gaia philosophy (named after Gaia, Greek goddess of the Earth) is a broadly inclusive term for relating concepts about, humanity as an effect of the life of this planet . The Gaia hypothesis holds that all organisms on a life-giving planet regulate the biosphere in such a way as to promote its habitability.
Uranus. v. t. e. In Greek mythology, Aether, Æther, Aither, or Ether ( / ˈiːθər /; Ancient Greek: Αἰθήρ (Brightness) [ 1] pronounced [ai̯tʰɛ̌ːr]) is the personification of the bright upper sky. According to Hesiod, he was the son of Erebus (Darkness) and Nyx (Night), and the brother of Hemera (Day). [ 2] In Orphic cosmogony ...
Stages 4 and 5 (0.85 Ga – present): Other O 2 reservoirs filled; gas accumulates in atmosphere. [ 1] The Great Oxidation Event ( GOE) or Great Oxygenation Event, also called the Oxygen Catastrophe, Oxygen Revolution, Oxygen Crisis or Oxygen Holocaust, [ 2] was a time interval during the Earth 's Paleoproterozoic era when the Earth's ...
The universe of the ancient Israelites was made up of a flat disc-shaped Earth floating on water, heaven above, underworld below. [3] Humans inhabited Earth during life and the underworld after death, and the underworld was morally neutral; [4] only in Hellenistic times (after c.330 BC) did Jews begin to adopt the Greek idea that it would be a place of punishment for misdeeds, and that the ...