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Page 1
A Mesoproterozoic iron formation.
Canfield DE, Zhang S, Wang H, Wang X, Zhao W, Su J, Bjerrum CJ, Haxen ER, Hammarlund EU. Canfield DE, et al. Among authors: bjerrum cj. Proc Natl Acad Sci U S A. 2018 Apr 24;115(17):E3895-E3904. doi: 10.1073/pnas.1720529115. Epub 2018 Apr 9. Proc Natl Acad Sci U S A. 2018. PMID: 29632173 Free PMC article.
Cold spells in the Nordic Seas during the early Eocene Greenhouse.
Vickers ML, Lengger SK, Bernasconi SM, Thibault N, Schultz BP, Fernandez A, Ullmann CV, McCormack P, Bjerrum CJ, Rasmussen JA, Hougård IW, Korte C. Vickers ML, et al. Among authors: bjerrum cj. Nat Commun. 2020 Sep 18;11(1):4713. doi: 10.1038/s41467-020-18558-7. Nat Commun. 2020. PMID: 32948769 Free PMC article.
Sufficient oxygen for animal respiration 1,400 million years ago.
Zhang S, Wang X, Wang H, Bjerrum CJ, Hammarlund EU, Costa MM, Connelly JN, Zhang B, Su J, Canfield DE. Zhang S, et al. Among authors: bjerrum cj. Proc Natl Acad Sci U S A. 2016 Feb 16;113(7):1731-6. doi: 10.1073/pnas.1523449113. Epub 2016 Jan 4. Proc Natl Acad Sci U S A. 2016. PMID: 26729865 Free PMC article.
No climate paradox under the faint early Sun.
Rosing MT, Bird DK, Sleep NH, Bjerrum CJ. Rosing MT, et al. Among authors: bjerrum cj. Nature. 2010 Apr 1;464(7289):744-7. doi: 10.1038/nature08955. Nature. 2010. PMID: 20360739
Orbital forcing of climate 1.4 billion years ago.
Zhang S, Wang X, Hammarlund EU, Wang H, Costa MM, Bjerrum CJ, Connelly JN, Zhang B, Bian L, Canfield DE. Zhang S, et al. Among authors: bjerrum cj. Proc Natl Acad Sci U S A. 2015 Mar 24;112(12):E1406-13. doi: 10.1073/pnas.1502239112. Epub 2015 Mar 9. Proc Natl Acad Sci U S A. 2015. PMID: 25775605 Free PMC article.
16 results