Christian J. Bjerrum

Christian J. Bjerrum

Professor MSO

ORCID: 0000-0002-7804-1633

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  1. Published

    The Ca and Mg isotope record of the Cryogenian Trezona carbon isotope excursion

    Ahm, A. S. C., Bjerrum, Christian J., Hoffman, P. F., Macdonald, F. A., Maloof, A. C., Rose, C. V., Strauss, J. V. & Higgins, J. A., 15 Aug 2021, In: Earth and Planetary Science Letters. 568, 13 p., 117002.

    Research output: Contribution to journal › Journal article › Research › peer-review

  2. Published

    An early diagenetic deglacial origin for basal Ediacaran “cap dolostones”

    Ahm, A. S. C., Maloof, A. C., Macdonald, F. A., Hoffman, P. F., Bjerrum, Christian J., Bold, U., Rose, C. V., Strauss, J. V. & Higgins, J. A., 2019, In: Earth and Planetary Science Letters. 506, p. 292-307 16 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. 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 journal › Journal article › Research › peer-review

  4. 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 journal › Conference abstract in journal › Research

  5. Published

    Disentangling the record of diagenesis, local redox conditions, and global seawater chemistry during the latest Ordovician glaciation

    Ahm, A. C., Bjerrum, Christian J. & Hammarlund, E. U., 2017, In: Earth and Planetary Science Letters. 459, p. 145-156 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  6. Published

    Ca and Mg Isotope Stratigraphy of the Trezona C Isotope Excursion: Geochemical Record of the Descent into a Snowball?

    Ahm, A. C., Bjerrum, Christian J., Hoffman, P., Macdonald, F., Maloof, A., Rose, C. & Higgins, J., 2015.

    Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

  7. Published

    The link between the rise of land plants, cloud-albedo, and carbon cycle perturbation

    Ahm, A. C. & Bjerrum, Christian J., 2014. 1 p.

    Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

  8. Published

    CA AND MG ISOTOPE RECORD OF THE DESCENT AND ESCAPE OF THE END-CRYOGENIAN GLACIATION

    Ahm, A. C., Bjerrum, Christian J., Hoffman, P., Macdonald, F., Maloof, A., Rose, C. & Higgins, J., 2015. 1 p.

    Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

  9. Published

    Development of Iron Speciation Reference Materials for Palaeoredox Analysis

    Alcott, L. J., Krause, A. J., Hammarlund, E. U., Bjerrum, Christian J., Scholz, F., Xiong, Y., Hobson, A. J., Neve, L., Mills, B. J. W., Marz, C., Schnetger, B., Bekker, A. & Poulton, S. W., 2020, In: Geostandards and Geoanalytical Research. 44, 3, p. 581-591 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. Published

    Vulnerability of the climate on Earth: Effect of perturbations in the insolation caused by extra-terrestrial impacts or large volcanic eruptions

    Bendtsen, J. & Bjerrum, Christian J., 2002, In: Geochimica et Cosmochimica Acta. 66(15A), p. A66-A66

    Research output: Contribution to journal › Journal article › Research

  11. Published

    Vulnerability of climate on Earth to sudden changes in insolation

    Bendtsen, Jørgen & Bjerrum, Christian J., 1 Aug 2002, In: Geophysical Research Letters. 29, 15, p. 1-1-1-4

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    Vulnerability of climate on Earth to sudden changes in insolation

    Bendtsen, J. & Bjerrum, Christian J., 2002, In: Geophysical Research Letters. 29, 15

    Research output: Contribution to journal › Journal article › Research › peer-review

  13. Published

    Ocean oxygenation and nutrification in relation Phanerozoic climate evolution

    Bjerrum, Christian J., 2013. 2 p.

    Research output: Contribution to conference › Paper › Research

  14. Published

    De studerendes motivation bag valget af speciale

    Bjerrum, Christian J., Ellegaard, Marianne & Nielsen, Lars, 2003, In: Center for Naturfagenes Didaktiks skriftserie. 10, p. 1-21

    Research output: Contribution to journal › Journal article › Research

  15. Published

    Sea level, climate, and ocean poisoning by sulfide all implicated in the first animal mass extinction

    Bjerrum, Christian J., 2018, In: Geology. 46, 6, p. 575-576 2 p.

    Research output: Contribution to journal › Editorial › Research › peer-review

  16. Published

    MODELLING EARTH SYSTEM CHANGES THROUGH THE SHURUM-WONOKA ANOMALY

    Bjerrum, Christian J. & Canfield, D. E., 31 Oct 2010. 1 p.

    Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

  17. Published

    Hydrostatic sea level controlled marine flushing of the Jurassic sea-way in Europe: Implications for marine primary palaeo-production and water oxygenation

    Bjerrum, Christian J. & Surlyk, Finn, 1998.

    Research output: Contribution to conference › Conference abstract for conference › Research

  18. Published

    Sea-level Change and Shelf-Ocean Exchange in Relation to Ocean Anoxic Conditions

    Bjerrum, Christian J., 2006.

    Research output: Contribution to conference › Conference abstract for conference › Research

  19. Published

    Carbon isotope model of the Archean: Significance of deep ocean carbonate precipitation

    Bjerrum, Christian J. & Canfield, D. E., 2002, In: Geochimica et Cosmochimica Acta. 66(15A), p. A80-A80

    Research output: Contribution to journal › Journal article › Research

  20. Published

    Ocean productivity before about 1.9 Gyr ago limited by phosphorus adsorption onto iron oxides

    Bjerrum, Christian J. & Canfield, D. E., 9 May 2002, In: Nature. 417, 6885, p. 159-162 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. Published

    Numerical paleoceanographic study of the Early Jurassic transcontinental Laurasian Seaway

    Bjerrum, Christian J., Surlyk, Finn, Callomon, J. H. & Slingerland, R. L., 2001, In: Paleoceanography. 16, p. 390-404

    Research output: Contribution to journal › Journal article › Research › peer-review

  22. Published

    Towards a quantitative understanding of the late Neoproterozoic carbon cycle

    Bjerrum, Christian J. & Canfield, D. E., 2011, In: Proceedings of the National Academy of Sciences of the United States of America. 108, 14, p. 5542-5547 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  23. 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 conference › Conference abstract for conference › Research

  24. Published

    Phosphate in BIF's: Implications for the Archean Biosphere

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

    Research output: Contribution to conference › Conference abstract for conference › Research

  25. Published

    New insights into the burial history of organic carbon on the early Earth

    Bjerrum, Christian J. & Canfield, D. E., 2004, In: Geochemistry Geophysics Geosystems. 5, 8

    Research output: Contribution to journal › Journal article › Research › peer-review

  26. Published

    Fortidens varme klima

    Bjerrum, Christian J., 2004, In: Kvant. 4, p. 7-13

    Research output: Contribution to journal › Journal article › Research

  27. Published

    Dissolved organic carbon and marine snow in the prokaryote dominated Precambrian oceans

    Bjerrum, Christian J., Canfield, D. E., Kiørboe, T. & Jackson, G. A., 2005, In: Earth System Processes 2, Geological Society of America and. Geological Association of Canada, p. 1

    Research output: Contribution to journal › Journal article › Research › peer-review

  28. Published

    Modelling the influence of sea level rise on organic carbon burial with application to the Cretaceous

    Bjerrum, Christian J., 2005, In: Earth System Processes 2, Geological Society of America and. Geological Association of Canada, p. 1

    Research output: Contribution to journal › Journal article › Research

  29. Published

    Depositional dynamics of aeolian superscoops, Page Sandstone (Jurassic), USA

    Bjerrum, Christian J., Blakey, R. C. & Clemmensen, Lars B, 1995, In: International Ass. of Sedimentologists, Abstract Book, 16th Regional Meet.Sedim.. 22, p. 20

    Research output: Contribution to journal › Journal article › Research

  30. Published

    Ocean productivity before about 1.9 Gyr ago limited by phosphorus adsorption onto iron oxides

    Bjerrum, Christian J. & Canfield, D. E., 2002, In: Nature. 417, p. 159-162 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  31. Published

    Tectonic controls on deposition of Middle Jurassic strata in a retroarc foreland basin, Utah-Idaho through, western interior, United States

    Bjerrum, Christian J. & Dorsey, R. J., 1995, In: Tectonics. 14, 4, p. 962-978

    Research output: Contribution to journal › Journal article › Research › peer-review

  32. Published

    Fortidens drivhusverden: Indsigt for fremtiden

    Bjerrum, Christian J., Lauridsen, B. W., Pedersen, G. K., Rasmussen, Jan Audun Liljeroth, Schovsbo, N., Stemmerik, L. & Surlyk, Finn, 2006, In: Geoviden. 4, p. 2-19

    Research output: Contribution to journal › Journal article › Research

  33. Published

    Variations in morphodynamics within the uppermost genetic package in the aeolian Page Sandstone (Jurassic), Northern Arizona: a response to climatic change?

    Bjerrum, Christian J., Clemmensen, Lars B & Blakey, R. C., 1994, IAS 94. 14th International Sedimentological Congress, Receife. Receife, Brasilien, p. A6-A7

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  34. Published

    From dissolved organic carbon to marine snow in the prokaryote dominated Precambrian oceans

    Bjerrum, Christian J., 2004, In: Goldschmidt Conference,. Copenhagen, June 5-11 2004, p. A787

    Research output: Contribution to journal › Journal article › Research

  35. Published

    Modeling organic carbon burial during sea-level rises with application to the Cretaceous

    Bjerrum, Christian J., Bendtsen, J. & Legarth, J. J. F., 2006, In: Geochemistry Geophysics Geosystems. 7, 5, Q05008, p. 1-24

    Research output: Contribution to journal › Journal article › Research › peer-review

  36. Published

    Numerical ocean model investigations of Jurassic meridional seastrait palaeoceanography

    Bjerrum, Christian J. & Surlyk, Finn, 1998, In: Palaeoceanography. Palæontologisk Klub, Danish Geol. Society, Copenhagen, May 18. p. 10-11

    Research output: Contribution to journal › Journal article › Research

  37. Published

    Stratigraphically controlled silicification in Danian chalk and its implications for reservoir properties, southern Danish Central Graben

    Blinkenberg, Kasper Høj, Anderskouv, Kresten, Sheldon, E., Bjerrum, Christian J. & Stemmerik, L., 2020, In: Marine and Petroleum Geology. 115, 15 p., 104134.

    Research output: Contribution to journal › Journal article › Research › peer-review

  38. Published

    Bioturbation and directionality in Earth's carbon isotope record across the Neoproterozoic-Cambrian transition

    Boyle, R. A., Dahl, Tais Wittchen, Bjerrum, Christian J. & Canfield, D. E., 2018, In: Geobiology. 16, 3, p. 252-278 27 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  39. 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 journal › Journal article › Research › peer-review

  40. Published

    A mesoproterozoic iron formation

    Canfield, D. E., Zhang, S., Wang, H., Wang, X., Zhao, W., Su, J., Bjerrum, Christian J., Haxen, Emma Rysgaard & Hammarlund, E. U., 2018, In: Proceedings of the National Academy of Sciences of the United States of America. 115, 17, p. E3895-E3904 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  41. Published

    The modern phosphorus cycle informs interpretations of Mesoproterozoic Era phosphorus dynamics

    Canfield, D. E., Bjerrum, Christian J., Zhang, S., Wang, H. & Wang, X., Sep 2020, In: Earth-Science Reviews. 208, 24 p., 103267.

    Research output: Contribution to journal › Review › Research › peer-review

  42. Published

    Early anaerobic ecosystems

    Canfield, D. E., Rosing, Minik Thorleif & Bjerrum, Christian J., 2006, In: Philosophical Transactions of the Royal Society of London. Biological Sciences. 361, p. 1819-1836

    Research output: Contribution to journal › Journal article › Research › peer-review

  43. Published

    Tracing euxinia by molybdenum concentrations in sediments using handheld X-ray fluorescence spectroscopy (HHXRF)

    Dahl, Tais Wittchen, Ruhl, M., Hammarlund, E. U., Canfield, D. E., Rosing, Minik Thorleif & Bjerrum, Christian J., 18 Dec 2013, In: Chemical Geology. 360-361, p. 241-251 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  44. Published

    Anoxic and oxic phototrophic primary production during the Precambrian

    Ebey-Honeycutt, C. M., Bjerrum, Christian J. & Canfield, D. E., 2009, In: Geochimica et Cosmochimica Acta. 12, p. A549

    Research output: Contribution to journal › Conference article › Research › peer-review

  45. Published

    One dimensional physico-chemical ecological ocean model: potential applications to Proterozoic biogeochemical cycling

    Ebey-Honeycutt, C. M., Bjerrum, Christian J. & Canfield, D. E., 2006.

    Research output: Contribution to conference › Conference abstract for conference › Research

  46. Published

    New Jersey shallow shelf: shallow-water drilling of the New Jersey continental shelf : global sea level and architecture of passive margin sediments

    Expedition 313 Scientists & Bjerrum, Christian J., 2009, Integrated Ocean Drilling Program: Expedition 313 Preliminary Report. USA, Vol. 313. 82 p. (IODP Prel. Rept., Vol. 313).

    Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research

  47. Published

    Carbon-isotope stratigraphy from terrestrial organic matter through the Monterey event, Miocene, New Jersey margin (IODP Expedition 313)

    Fang, L., Bjerrum, Christian J., Hesselbo, S. P., Kotthoff, U., McCarthy, F. M. G., Huang, B. & Ditchfield, P. W., 1 Oct 2013, In: Geosphere. 9, 5, p. 1303-1318 16 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  48. Published

    Combined cadmium and chromium isotopes record a collapse of bioproductivity across the Cretaceous—Paleogene boundary in the Danish basin

    Frederiksen, J. A., Thibault, Nicolas Rudolph, Gilleaudeau, G. J., Bjerrum, Christian J., Moreau, J. & Frei, Robert, 2024, In: Chemical Geology. 654, 122058.

    Research output: Contribution to journal › Journal article › Research › peer-review

  49. Published

    A sulfidic driver for the end-Ordovician mass extinction

    Hammarlund, E., Dahl, T. W., Harper, D. A. T., Bond, D. P. G., Nielsen, Arne Thorshøj, Bjerrum, Christian J., Schovsbo, N. H., Schönlaub, H. P., Zalasiewicz, J. A. & Canfield, D. E., 2012, In: Earth and Planetary Science Letters. 331-332, p. 128-139 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  50. Published

    Strontium isotope stratigraphy of the Upper Cretaceous chalk based on drill cores from Stevns and Rørdal (Denmark): preliminary results

    Harlou, R., Stemmerik, L., Thibault, Nicolas Rudolph, Bjerrum, Christian J. & Schovsbo, N. H., 2009.

    Research output: Contribution to conference › Conference abstract for conference › Research

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