ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] Previous studies of Ross Sea cores conducted in our laboratory defined two sedimentary units separated by a transition zone of well sorted sandy material1'3. The upper unit, called unit A, consisted of soft-to-soupy, diatom-rich, silty mud of Holocene age. Five radiocarbon dates supported this age ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/293130a0
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