Christian J. Bjerrum

Christian J. Bjerrum

Professor MSO


  1. Published

    Oxygen, climate and the chemical evolution of a 1400 million year old tropical marine setting

    Wang, X., Zhang, S., Wang, H., Bjerrum, Christian J., Hammarlund, E. U., Haxen, Emma Rysgaard, Su, J., Wang, Y. & Canfield, D. E., 2017, In: American Journal of Science. 317, 8, p. 861-900 40 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Paleoenvironmental proxies and what the Xiamaling Formation tells us about the mid-Proterozoic ocean

    Zhang, S., Wang, X., Wang, H., Bjerrum, Christian J., Hammarlund, E. U., Haxen, Emma Rysgaard, Wen, H., Ye, Y. & Canfield, D. E., 2019, In: Geobiology. 17, 3, p. 225-246 22 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Paleoredox chemistry of Cenomanian–Coniacian black shales at high paleolatitudes: Implications for the extent of anoxia during OAE2

    Lenniger, M., Nøhr-Hansen, H., Hills, L. V. & Bjerrum, Christian J., 2013, In: Mineralogical Magazine. 77, 5, p. 1585 1 p.

    Research output: Contribution to journalConference abstract in journalResearch

  4. Published

    Petrographic carbon in ancient sediments constrains Proterozoic Era atmospheric oxygen levels

    Canfield, D. E., van Zuilen, M. A., Nabhan, S., Bjerrum, Christian J., Zhang, S., Wang, H. & Wang, X., 2021, In: Proceedings of the National Academy of Sciences of the United States of America. 118, 23, 8 p., 2101544118.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Phosphate in BIF's: Implications for the Archean Biosphere

    Bjerrum, Christian J. & Canfield, D. E., 2001.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  6. Published

    Quantifying early marine diagenesis in shallow-water carbonate sediments

    Ahm, A. C., Bjerrum, Christian J., Blattler, C. L., Swart, P. K. & Higgins, J. A., 2018, In: Geochimica et Cosmochimica Acta. 236, p. 140-159 20 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Redox element record shows that environmental perturbations associated with the t-oae were of longer duration than the carbon isotope record suggests – the aubach section, sw germany

    Hougård, Iben Winther, Bojesen-Koefoed, J. A., Vickers, M. L., Ullmann, C. V., Bjerrum, Christian J., Rizzi, Malgorzata & Korte, Christoph, 2021, In: Newsletters on Stratigraphy. 54, 2, p. 229-246

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Regional deep water anoxic conditions during the Hirnantian extinction event

    Ahm, A. C., Bjerrum, Christian J. & Hammarlund, E., 2013, In: Mineralogical Magazine. 77, 3, p. 563 1 p.

    Research output: Contribution to journalConference abstract in journalResearch

  9. Published

    Relations between long term sea-level change, shelf-ocean exchange and shelf burial of organic material

    Bjerrum, Christian J. & Bendtsen, J., 2002.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  10. Published

    Reply to Planavsky et al.: Strong evidence for high atmospheric oxygen levels 1,400 million years ago

    Zhang, S., Wang, X., Wang, H., Bjerrum, Christian J., Hammarlund, E. U., Dahl, Tais Wittchen & Canfield, D. E., 2016, In: National Academy of Sciences. Proceedings. 113, 19, p. E2552-E2553 2 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

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