Canfield ocean
Encyclopedia
The Canfield Ocean refers to the Ocean composition theorized by geologist Donald Canfield
Donald Canfield
Donald Canfield is a geologist born in 1958, most famous for his work on ancient ocean chemistry. The Canfield ocean, a sulfidic partially oxic ocean existing between the Archean and Ediacaran periods, takes its name from his seminal paper....

. In a seminal paper in Nature
Nature (journal)
Nature, first published on 4 November 1869, is ranked the world's most cited interdisciplinary scientific journal by the Science Edition of the 2010 Journal Citation Reports...

in 1998, Canfield argued that the Ocean had become partially oxic and sulfidic, causing mass extinction.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK