First published in 1992, The Proterozoic Biosphere was the first major study of the paleobiology of the Proterozoic Earth.Wherever reduction of sulfate occurred, it is likely to have proceeded nearly to completion and yielded low values of As. Accordingly, AAp will have been low, and the fractionation diagram representative of the global sulfur cycle will beanbsp;...
|Title||:||The Proterozoic Biosphere|
|Author||:||J. William Schopf|
|Publisher||:||Cambridge University Press - 1992-06-26|