Carbon isotope evidence for the stepwise oxidation of the Proterozoic environment.
- Resource Type
- Article
- Authors
- Marais, David J. Des; Strauss, Harald
- Source
- Nature. 10/15/1992, Vol. 359 Issue 6396, p605. 5p. 4 Graphs.
- Subject
- *EARTH sciences
- Language
- ISSN
- 0028-0836
Presents the results of a coordinated study of the Earth's biogeochemical and tectonic records, and finds that oxidation of the environment has proceeded very unevenly and that the main transitions are correlated with geological rather than biological events. Mass balances within the carbon cycle; Carbon isotopic record; Burial of organic carbon; Episodic release of oxidizing power; Proterozoic events; The role of life.