ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The atmosphere appeared on Earth very early in its history. Argon and xenon isotope geochemistry10'11 indicate that the mean age of the atmosphere is 4.4xl09yr. The carbonate-bearing sedimentary rocks in the Isua, Greenland supracrustal rocks further suggest the presence of an atmosphere-ocean ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/319305a0