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  • Nature Publishing Group  (2)
  • 1
    Electronic Resource
    Electronic Resource
    Geochemistry Warm debate on early climate (2004)
    [s.l.] : Nature Publishing Group
    Nature 429 (2004), S. 359-360 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] For the first three-and-a-half billion years of Earth's history, the Sun burned only about 70–90% as brightly as it does today. A famous paradox of ancient climate demands that we reconcile the persistence of a life-sustaining liquid ocean with these less-warming rays from a faint ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/429359a
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    Paper (German National Licenses)
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  • 2
    Electronic Resource
    Electronic Resource
    Palaeoclimate Oxygen's rise reduced (2007)
    [s.l.] : Nature Publishing Group
    Nature 448 (2007), S. 1005-1006 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] ...The oxygen in Earth's atmosphere is almost exclusively a product of photosynthesis. The transition from an early, virtually oxygen-free world to an irreversibly oxygenated one is linked to the first appearance and proliferation of photosynthesizing cyanobacteria. But whereas the first notable ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/4481005a
    Location Call Number Limitation Availability
    BibTip Others were also interested in ...
    Paper (German National Licenses)
    Fulltext
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