ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] Marine carbonates and organic matter show a sharp increase in their 13C/12C isotope ratio at the Cenomanian/Turonian (C/T) boundary, in the Cretaceous period. This isotopic shift resulted from an increase in the rate of sedimentary burial of 13C-depleted ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/20659
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