- anoxic event
- épisode anoxique
English-French medical dictionary. 2015.
English-French medical dictionary. 2015.
Anoxic event — As early as 1911, major oceanic currents were well mapped and understood, albeit without today s understanding of how they affect regional and global climatological conditions … Wikipedia
Anoxic sea water — is sea water depleted of oxygen. It is generally found in areas with restricted water exchange. In most cases, oxygen is prevented from reaching the deeper parts of the sea area by a physical barrier (sill) as well as a pronounced density… … Wikipedia
Permian–Triassic extinction event — … Wikipedia
Ordovician–Silurian extinction event — … Wikipedia
Extinction event — … Wikipedia
Azolla event — The Azolla event occurred in the middle Eocene period,citation author = Henk Brinkhuis, Stefan Schouten; year = 2006 title = Episodic fresh surface waters in the Eocene Arctic Ocean journal = Nature volume = 441 issue = 7093 pages = 606–609 doi … Wikipedia
Hangenburg event — The Hangenburg event was an anoxic period at the end of the Famennian epoch (late Devonian) associated with the Late Devonian extinction, marked by a black shale.It has been suggested that is was caused by an increase in terrestrial plant cover … Wikipedia
Hypoxia (environmental) — Hypoxia, or oxygen depletion, is a phenomenon that occurs in aquatic environments as dissolved oxygen (DO; molecular oxygen dissolved in the water) becomes reduced in concentration to a point where it becomes detrimental to aquatic organisms… … Wikipedia
Marcellus Formation — Stratigraphic range: Middle Devonian … Wikipedia
Black Sea — The Black Sea is an inland sea bounded by southeastern Europe, the Caucasus and the Anatolian peninsula (Turkey) and is ultimately connected to the Atlantic Ocean via the Mediterranean and Aegean Seas and various straits. The Bosporus strait… … Wikipedia
Evolutionary history of life — Although evidence of early life is scarce and often difficult to interpret, it appears that life appeared on Earth relatively soon (on the geologic time scale) after the planet had cooled enough for liquid water to be present. The dominant theory … Wikipedia