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Dive into the research topics where Daniel Mikhail Sigman is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Collaborative Research: US GEOTRACES GP17-ANT: Nitrogen isotope dynamics on the Amundsen Sea continental margin
Sigman, D. M. (PI)
NSF - National Science Foundation
3/1/23 → 2/28/27
Project: Research project
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US GEOTRACES GP17-OCE: Nitrate isotopic signals of the Southern Ocean's circulation and biogeochemistry
Sigman, D. M. (PI)
NSF - National Science Foundation
10/1/21 → 9/30/25
Project: Research project
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Collaborative Research: Bounding global ice volumes over the last glacial cycle using reconstructions of Bering Strait flooding
Sigman, D. M. (PI)
NSF - National Science Foundation
7/1/21 → 5/31/23
Project: Research project
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A High-density, High-precision Zonal Section of Nitrate Isotopes Across the South Indian Ocean
Sigman, D. M. (PI)
NSF - National Science Foundation
10/1/19 → 9/30/24
Project: Research project
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Contrasting evolution of the Arabian Sea and Pacific Ocean oxygen minimum zones during the Miocene
Hess, A. V., Auderset, A., Rosenthal, Y., Sigman, D. M. & Martínez-García, A., Dec 2026, In: Communications Earth and Environment. 7, 1, 47.Research output: Contribution to journal › Article › peer-review
Open Access -
Deglacial stratification of the polar Southern Ocean
Fripiat, F., Sigman, D. M., Ai, X. E., Dumoulin, C., Moretti, S., Studer, A. S., Diekmann, B., Esper, O., Frederichs, T., Lamy, F., Liu, L., Pattyn, F., Schmitt, M., Tiedemann, R., Haug, G. H. & Martínez-García, A., Feb 10 2026, In: Proceedings of the National Academy of Sciences of the United States of America. 123, 6, e2502076123.Research output: Contribution to journal › Article › peer-review
Open Access -
Fossil isotope evidence for trophic simplification on modern Caribbean reefs
Lueders-Dumont, J. A., O’Dea, A., Dillon, E. M., de Gracia, B., Lin, C. H., Oleynik, S., Finnegan, S., Sigman, D. M. & Wang, X. T., 2026, (Accepted/In press) In: Nature.Research output: Contribution to journal › Article › peer-review
Open Access -
Australopithecus at Sterkfontein did not consume substantial mammalian meat
Lüdecke, T., Leichliter, J. N., Stratford, D., Sigman, D. M., Vonhof, H., Haug, G. H., Bamford, M. K. & Martínez-García, A., Jan 17 2025, In: Science. 387, 6731, p. 309-314 6 p.Research output: Contribution to journal › Article › peer-review
15 Link opens in a new tab Scopus citations -
Distinguishing the Isotopic Signals of Nitrate Assimilation and Denitrification Along the GEOTRACES GP15 Pacific Meridional Transect
Marconi, D., Sigman, D. M., Casciotti, K. L., Lawrence, R. M., Wang, W., Oleynik, S. & Martínez-García, A., Jun 2025, In: Journal of Geophysical Research: Oceans. 130, 6, e2024JC022084.Research output: Contribution to journal › Article › peer-review
Open Access1 Link opens in a new tab Scopus citations