ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] FROM a geological perspective, our pre-sent climate is unusually varied. For much of the distant past, climate appears to have been substantially warmer, particularly at mid- and high latitudes. For instance, during most of the past 250 million years, there have been no polar ice caps. The most ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/372221a0