ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] SIR-Heaton et at.1 report that the 15N/14N ratios of bone collagen from prehistoric humans with little or no access to marine protein show a negative correlation with present rainfall levels in the areas of South Africa they inhabited. Such a correlation cannot, however,be accepted uncritically, ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/325201a0
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