ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] During the last deglaciation (from about 16,000 to 6,000 radiocarbon years before present, 14C yr BP) the Laurentide ice sheet in northern North America existed at a time when July solar-radiation levels were higher than at present. The result was unusual climatic conditions that changed markedly ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/385393a0
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