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Dive into the research topics where John Andrew Higgins 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
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
Projects
- 4 Finished
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Collaborative Research: Snapshots of Early and Mid-Pleistocene Climate and Atmospheric Composition from the Allan Hills Blue Ice Area
Higgins, J. A. (PI)
NSF - National Science Foundation
9/15/18 → 8/31/24
Project: Research project
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CAREER: What Sets the CO2 Thermostat? Insights from the Global Geochemical Cycles of Ca, Mg, and K
Higgins, J. A. (PI)
NSF - National Science Foundation
3/15/17 → 2/28/22
Project: Research project
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81Kr dating of 1 kg Antarctic ice
Ritterbusch, F., Wang, J. S., Feng, X., Shackleton, S., Bender, M., Brook, E., Higgins, J., Jia, Z. H., Jiang, W., Lu, Z. T., Severinghaus, J. P., Sun, L. T., Yang, G. M. & Zhao, L., Dec 2025, In: Nature communications. 16, 1, 4394.Research output: Contribution to journal › Article › peer-review
Open Access -
Disentangling global geochemical signals from local diagenetic alteration in shallow-water marine carbonates during OAE1a
Nadeau, M. D., Murphy, J. G., Hagen, C. J., Wu, Z., Akhtar, A. A., Ahm, A. S., Stolper, D. A., Maloof, A. C. & Higgins, J. A., Sep 15 2025, In: Earth and Planetary Science Letters. 666, 119513.Research output: Contribution to journal › Article › peer-review
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Magnesium (Mg/Ca, δ26Mg), boron (B/Ca, δ11B), and calcium (Ca2+) geochemistry of Arctica islandica and Crassostrea virginica extrapallial fluid and shell under ocean acidification
Caraveo, B. A., Guillermic, M., Downey-Wall, A., Cameron, L. P., Sutton, J. N., Higgins, J. A., Ries, J. B., Lotterhos, K. & Eagle, R. A., Jun 19 2025, In: Biogeosciences. 22, 12, p. 2831-2851 21 p.Research output: Contribution to journal › Article › peer-review
Open Access2 Link opens in a new tab Scopus citations -
Miocene and Pliocene ice and air from the Allan Hills blue ice area, East Antarctica
Shackleton, S., Hishamunda, V., Davidge, L., Brook, E., Peterson, J. M., Carter, A., Aarons, S., Kurbatov, A., Introne, D., Yan, Y., Nesbitt, I. M., Buizert, C., Steig, E. J., Schauer, A. J., Morgan, J., Neff, P. D., Epifanio, J. A., Severinghaus, J., Bender, M. & Higgins, J. A., Nov 2025, In: Proceedings of the National Academy of Sciences of the United States of America. 122, 44, e2502681122.Research output: Contribution to journal › Article › peer-review
Open Access -
Geochemical fingerprints of early diagenesis in shallow-water marine carbonates: Insights from paired δ44/40Ca and δ26Mg values
Akhtar, A. A., Cruger Ahm, A. S. & Higgins, J. A., Oct 15 2024, In: Geochimica et Cosmochimica Acta. 383, p. 57-69 13 p.Research output: Contribution to journal › Article › peer-review
5 Link opens in a new tab Scopus citations