Publikationen von Alfredo Martinez-Garcia

Kemeny, P. C.; Kast, E. R.; Hain, M. P.; Fawcett, S. E.; Fripiat, F.; Studer, A. S.; Martinez-Garcia, A.; Haug, G. H.; Sigman, D. M.: A Seasonal Model of Nitrogen Isotopes in the Ice Age Antarctic Zone: Support for Weakening of the Southern Ocean Upper Overturning Cell. Paleoceanography and paleoclimatology 33 (12), S. 1453 - 1471 (2018)

Magill, C. R.; Ausin, B.; Wenk, P.; McIntyre, C.; Skinner, L.; Martinez-Garcia, A.; Hodell, D. A.; Haug, G. H.; Kenney, W.; Eglinton, T. I.: Transient hydrodynamic effects influence organic carbon signatures in marine sediments. Nature Communications 9, 4690 (2018)

Studer, A. S.; Sigman, D. M.; Martinez-Garcia, A.; Thöle, L. M.; Michel, E.; Jaccard, S. L.; Lippold, J. A.; Mazaud, A.; Wang, X. T.; Robinson, L. F. et al.; Adkins, J. F.; Haug, G. H.: Increased nutrient supply to the Southern Ocean during the Holocene and its implications for the pre-industrial atmospheric CO₂ rise. Nature geoscience 11 (10), S. 756 - 760 (2018)

Chalk, T. B.; Hain, M. P.; Foster, G. L.; Rohling, E. J.; Sexton, P. F.; Badger, M. P. S.; Cherry, S. G.; Hasenfratz, A. P.; Haug, G. H.; Jaccard, S. L. et al.; Martinez-Garcia, A.; Palike, H.; Pancost, R. D.; Wilson, P. A.: Causes of ice age intensification across the Mid-Pleistocene Transition. Proceedings of the National Academy of Sciences of the United States of America 114 (50), S. 13114 - 13119 (2017)

Hasenfratz, A. P.; Martinez-Garcia, A.; Jaccard, S. L.; Vance, D.; Walle, M.; Greaves, M.; Haug, G. H.: Determination of the Mg/Mn ratio in foraminiferal coatings: An approach to correct Mg/Ca temperatures for Mn-rich contaminant phases. Earth and Planetary Science Letters 457, S. 335 - 347 (2017)

Hasenfratz, A. P.; Schiebel, R.; Thornalley, D. J. R.; Schoenfeld, J.; Jaccard, S. L.; Martinez-Garcia, A.; Holbourn, A.; Jennings, A. E.; Kuhnt, W.; Lear, C. H. et al.; Marchitto, T. M.; Quillmann, U.; Rosenthal, Y.; Yu, J.; Haug, G. H.: Mg/Ca-temperature calibration for the benthic foraminifera Melonis barleeanum and Melonis pompilioides. Geochimica et Cosmochimica Acta 217, S. 365 - 383 (2017)

Ren, H.; Sigman, D. M.; Martinez-Garcia, A.; Anderson, R. F.; Chen, M.-T.; Ravelo, A. C.; Straub, M.; Wong, G. T. F.; Haug, G. H.: Impact of glacial/interglacial sea level change on the ocean nitrogen cycle. Proceedings of the National Academy of Sciences of the United States of America 114 (33), S. E6759 - E6766 (2017)

Schiebel, R.; Spielhagen, R. F.; Garnier, J.; Hagemann, J.; Howa, H.; Jentzen, A.; Martinez-Garcia, A.; Meilland, J.; Michel, E.; Repschläger, J. et al.; Salter, I.; Yamasaki, M.; Haug, G. H.: Modern planktic foraminifers in the high-latitude ocean. Marine Micropaleontology 136, S. 1 - 13 (2017)

Wang , X. T.; Sigman, D. M.; Prokopenko, M. G.; Adkins, J. F.; Robinson, L. F.; Hines, S. K.; Chai, J.; Studer, A. S.; Martinez-Garcia, A.; Chen, T. et al.; Haug, G. H.: Deep-sea coral evidence for lower Southern Ocean surface nitrate concentrations during the last ice age. Proceedings of the National Academy of Sciences of the United States of America 114 (13), S. 3352 - 3357 (2017)

Jaccard, S. L.; Galbraith, E. D.; Martinez-Garcia, A.; Anderson, R. F.: Covariation of deep Southern Ocean oxygenation and atmospheric CO₂ through the last ice age. Nature 530 (7589), S. 207 - + (2016)

Knapp, A. N.; Fawcett, S. E.; Martinez-Garcia, A.; Leblond, N.; Moutin, T.; Bonnet, S.: Nitrogen isotopic evidence for a shift from nitrate- to diazotroph-fueled export production in the VAHINE mesocosm experiments. Biogeosciences 13 (16), S. 4645 - 4657 (2016)

Fripiat, F.; Martinez-Garcia, A.; Marconi, D.; Fawcett, S. E.; Sigman, D. M.; Haug, G. H.: Nitrate isotopic constraints on routes of nutrient supply to global ocean pycnocline. In: EGU General Assembly 2020, EGU2020-3957. EGU General Assembly 2020 , Online, 04. Mai 2020 - 08. Mai 2020. (2020)

Auderset, A.; Hess, A.; Fayolle, F.; Studer, A. S.; Crocker, A. J.; Wilson, P. A.; Rosenthal, Y.; Sigman, D. M.; Martinez-Garcia, A.: Growth and collapse of tropical oxygen-deficient zones across Miocene and Pleistocene climate transitions. In Ocean Sciences Meeting 2026 (OSM26), CC12C-05. Ocean Sciences Meeting, Glasgow, Scotland, 22. Februar 2026 - 27. Februar 2026. (2025)

Desmettre, S.; Dumoulin, C.; Coulon, V.; Marconi, D.; Marshall, T.; Muller, S.; Ryu, Y.; Wald, T.; Martinez-Garcia, A.; Sigman, D. M. et al.; Fripiat, F.: Global mean ocean nitrate δ¹⁸O as a tracer for the supply and recycling of fixed nitrogen in the ocean. In Ocean Sciences Meeting 2026 (OSM26), OB43C-03. Ocean Sciences Meeting, Glasgow, Scotland, 22. Februar 2026 - 27. Februar 2026. (2025)

Dumoulin, C.; Desmettre, S.; Ai, X.; Lacerra, M.; Lamy, F.; Moretti, S.; Muller, S.; Studer, A. S.; Haug, G.; Martinez-Garcia, A. et al.; Sigman, D. M.; Fripiat, F.: Meridional nitrate gradients in the Indian Sector of the Southern Ocean over the last glacial cycle. In Ocean Sciences Meeting 2026 (OSM26), CC13B-04. Ocean Sciences Meeting, Glasgow, Scotland, 22. Februar 2026 - 27. Februar 2026. (2025)

Golub, A.; Foreman, A.; Duprey, N.; Martinez-Garcia, A.; Charles, C. D.; Haug, G.: Defining the nitrogen isotopic signature of equatorial Pacific El Niño Southern Oscillation events over the last 150 years. In Ocean Sciences Meeting 2026 (OSM26), OB42B-03. Ocean Sciences Meeting, Glasgow, Scotland, 22. Februar 2026 - 27. Februar 2026. (2025)

Yehudai, M.; Farmer, J. R.; Straub, M.; Studer, A. S.; Oesch, L.; Creel, R. C.; Schiebel, R.; Auderset, A.; Lawrence, K.; Ogretmen, N. et al.; Haug, G. H.; Sigman , D. M.; Martinez-Garcia, A.: Reduced N-fixation in the Low Latitude Atlantic during the Warmer Pliocene. In Goldschmidt Prague 2025, 32012. Goldschmidt 2025, Prague, 06. Juli 2025 - 11. Juli 2025. (2025)

Zander, P. D.; Sirocko, F.; Du, X.; Sun, C.; Rubach, F.; Haug, G. H.; Martinez-Garcia, A.: Millennial-scale variability of n-alkane D/H ratios in response to Dansgaard-Oeschger cycles, Eifel Volcanic Field, Germany. In Goldschmidt Prague 2025, 32132 . Goldschmidt 2025, Prague, 06. Juli 2025 - 11. Juli 2025. (2025)

Vink, M.; Leichliter, J. N.; Vonhof, H.; Sambo , R.; Stratford , D.; Bamford , M.; Martinez-Garcia, A.; Lüdecke, T.: First nitrogen isotope data of early Homo of Sterkfontein (South Africa) show that they were not eating substantial amounts of meat. In American journal of biological anthropology, 186: : Program of the 94th Annual Meeting of the American Association of Biological Anthropologists, S. 172 - 172. 94th Annual Meeting of the American Association of Biological Anthropologists, Baltimore MD, 12. März 2025 - 15. März 2025. Wiley, Chichester (2025)

Auderset, A.; Hess, A. V.; Petrick, B.; Rosenthal, Y.; Sigman, D. M.; Martinez-Garcia, A.: Tracing Ocean Oxygen Dynamics Through Time: A Miocene Perspective. In EGU General Assembly 2025, Vienna, Austria & Online, EGU25-740 . EGU General Assembly 2025, Vienna, 27. April 2025 - 02. Mai 2025. (2025)