Rise to modern levels of ocean oxygenation coincided with the Cambrian radiation of animals

Verfasser / Beitragende:
[Xi Chen, Hong-Fei Ling, Derek Vance, Graham A. Shields-Zhou, Maoyan Zhu, Simon W. Poulton, M. Och Lawrence, Shao-Yong Jiang, Da Li, Lorenzo Cremonese, Corey Archer]
Ort, Verlag, Jahr:
2015
Enthalten in:
Nature Communications, 6, p. 7142
Format:
Artikel (online)
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024 7 0 |a 10.3929/ethz-b-000101246  |2 doi 
024 7 0 |a 10.1038/ncomms8142  |2 doi 
035 |a (ETHRESEARCH)oai:www.research-collecti.ethz.ch:20.500.11850/101246 
245 0 0 |a Rise to modern levels of ocean oxygenation coincided with the Cambrian radiation of animals  |h [Elektronische Daten]  |c [Xi Chen, Hong-Fei Ling, Derek Vance, Graham A. Shields-Zhou, Maoyan Zhu, Simon W. Poulton, M. Och Lawrence, Shao-Yong Jiang, Da Li, Lorenzo Cremonese, Corey Archer] 
246 0 |a Nat Commun 
506 |a Open access  |2 ethresearch 
520 3 |a The early diversification of animals (∼630 Ma), and their development into both motile and macroscopic forms (∼575-565 Ma), has been linked to stepwise increases in the oxygenation of Earth's surface environment. However, establishing such a linkage between oxygen and evolution for the later Cambrian ‘explosion' (540-520 Ma) of new, energy-sapping body plans and behaviours has proved more elusive. Here we present new molybdenum isotope data, which demonstrate that the areal extent of oxygenated bottom waters increased in step with the early Cambrian bioradiation of animals and eukaryotic phytoplankton. Modern-like oxygen levels characterized the ocean at ∼521 Ma for the first time in Earth history. This marks the first establishment of a key environmental factor in modern-like ecosystems, where animals benefit from, and also contribute to, the ‘homeostasis' of marine redox conditions. 
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700 1 |a Chen  |D Xi  |e joint author 
700 1 |a Ling  |D Hong-Fei  |e joint author 
700 1 |a Vance  |D Derek  |e joint author 
700 1 |a Shields-Zhou  |D Graham A.  |e joint author 
700 1 |a Zhu  |D Maoyan  |e joint author 
700 1 |a Poulton  |D Simon W.  |e joint author 
700 1 |a Lawrence  |D M. Och  |e joint author 
700 1 |a Jiang  |D Shao-Yong  |e joint author 
700 1 |a Li  |D Da  |e joint author 
700 1 |a Cremonese  |D Lorenzo  |e joint author 
700 1 |a Archer  |D Corey  |e joint author 
773 0 |t Nature Communications  |d London : Nature Publishing Group  |g 6, p. 7142  |x 2041-1723 
856 4 0 |u http://hdl.handle.net/20.500.11850/101246  |q text/html  |z WWW-Backlink auf das Repository (Open access) 
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950 |B ETHRESEARCH  |P 856  |E 40  |u http://hdl.handle.net/20.500.11850/101246  |q text/html  |z WWW-Backlink auf das Repository (Open access) 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Chen  |D Xi  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Ling  |D Hong-Fei  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Vance  |D Derek  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Shields-Zhou  |D Graham A.  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Zhu  |D Maoyan  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Poulton  |D Simon W.  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Lawrence  |D M. Och  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Jiang  |D Shao-Yong  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Li  |D Da  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Cremonese  |D Lorenzo  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Archer  |D Corey  |e joint author 
950 |B ETHRESEARCH  |P 773  |E 0-  |t Nature Communications  |d London : Nature Publishing Group  |g 6, p. 7142  |x 2041-1723 
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949 |B ETHRESEARCH  |F ETHRESEARCH  |b ETHRESEARCH  |j Journal Article  |c Open access