ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[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 ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/20659
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