Biological Feedbacks as Cause and Demise of Neoproterozoic Icehouse: Astrobiological Prospects for Faster Evolution and Importance of Cold Conditions

Pekka Janhunen; Hermanni Kaartokallio; Ilona Oksanen; Kirsi Lehto; Harry Lehto

doi:10.1371/journal.pone.0000214

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Peer-reviewed

Research Article

Biological Feedbacks as Cause and Demise of Neoproterozoic Icehouse: Astrobiological Prospects for Faster Evolution and Importance of Cold Conditions

Pekka Janhunen ,

*To whom correspondence should be addressed. E-mail: pekka.janhunen@fmi.fi

Affiliations Department of Physical Sciences, University of Helsinki, Helsinki, Finland, Finnish Meteorological Institute, Space Research, Helsinki, Finland
⨯
Hermanni Kaartokallio,

Affiliation Finnish Institute of Marine Research, Helsinki, Finland
⨯
Ilona Oksanen,

Affiliations Department of Applied Chemistry and Microbiology, University of Helsinki, Helsinki, Finland, Department of Botany, University of Stockholm, Stockholm, Sweden
⨯
Kirsi Lehto,

Affiliations Nordic Institute for Theoretical Physics (NORDITA), Copenhagen, Denmark, Department of Biology, University of Turku, Turku, Finland
⨯
Harry Lehto

Affiliations Nordic Institute for Theoretical Physics (NORDITA), Copenhagen, Denmark, Tuorla Observatory, University of Turku, Turku, Finland
⨯

Biological Feedbacks as Cause and Demise of Neoproterozoic Icehouse: Astrobiological Prospects for Faster Evolution and Importance of Cold Conditions

Pekka Janhunen,
Hermanni Kaartokallio,
Ilona Oksanen,
Kirsi Lehto,
Harry Lehto

Published: February 14, 2007
https://doi.org/10.1371/journal.pone.0000214

About the Authors

Pekka Janhunen

*To whom correspondence should be addressed. E-mail: pekka.janhunen@fmi.fi

Affiliations Department of Physical Sciences, University of Helsinki, Helsinki, Finland, Finnish Meteorological Institute, Space Research, Helsinki, Finland

Hermanni Kaartokallio

Affiliation Finnish Institute of Marine Research, Helsinki, Finland

Ilona Oksanen

Affiliations Department of Applied Chemistry and Microbiology, University of Helsinki, Helsinki, Finland, Department of Botany, University of Stockholm, Stockholm, Sweden

Kirsi Lehto

Affiliations Nordic Institute for Theoretical Physics (NORDITA), Copenhagen, Denmark, Department of Biology, University of Turku, Turku, Finland

Harry Lehto

Affiliations Nordic Institute for Theoretical Physics (NORDITA), Copenhagen, Denmark, Tuorla Observatory, University of Turku, Turku, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: PJ. Wrote the paper: PJ HK IO KL HL.

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Paleoclimatology
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Algae
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Carbon dioxide
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Evolutionary rate
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Eukaryota
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