Personal profile
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 3 Good Health and Well-being -
SDG 6 Clean Water and Sanitation -
SDG 13 Climate Action -
SDG 14 Life Below Water -
SDG 15 Life on Land
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Collaborations and top research areas from the last five years
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Biotic and Abiotic Organic Signatures Present in a 3.1 km Deep Brine with Implications for Subsurface Life on Mars
Nisson, D. D. (PI), Freeman, K. H. (CoPI) & Sherwood-lollar, B. B. (CoPI)
1/1/18 → …
Project: Research project
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International Geobiology Course and Symposium (IGC 2024)
Freeman, K. H. (PI)
7/1/24 → 6/30/25
Project: Research project
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International Geobiology Course and Symposium (IGC 2024)
Freeman, K. H. (PI)
7/1/24 → 6/30/25
Project: Research project
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The International Geobiology Course 2023
Freeman, K. H. (PI)
3/1/23 → 2/29/24
Project: Research project
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Advanced Organic Isotope Studies of Asteroid Bennu Samples from OSIRIS-REx
Freeman, K. H. (PI)
9/24/22 → 9/23/25
Project: Research project
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Metabolic flux controls on carbon isotope patterns in algal lipids
Drozd, J. K., Mueller, E. P. & Freeman, K. H., Jul 2026, In: Organic Geochemistry. 217, 105190.Research output: Contribution to journal › Article › peer-review
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Multiple formation pathways for amino acids in the early Solar System based on carbon and nitrogen isotopes in asteroid Bennu samples
Baczynski, A. A., McIntosh, O. M., Simkus, D. N., McLain, H. L., Dworkin, J. P., Glavin, D. P., Elsila, J. E., Matney, M., House, C. H., Freeman, K. H., Connolly, H. C. & Lauretta, D. S., Feb 24 2026, In: Proceedings of the National Academy of Sciences of the United States of America. 123, 8, e2517723123.Research output: Contribution to journal › Article › peer-review
Open Access -
Temperature Sensitivity of Leaf Wax n-Alkane Carbon Isotopes: Mechanisms and Implications for Terrestrial Paleoclimates
Xie, H., Lloyd, M. K., Baczynski, A. A., Diefendorf, A. F. & Freeman, K. H., Feb 16 2026, In: Geophysical Research Letters. 53, 3, e2025GL119656.Research output: Contribution to journal › Letter › peer-review
Open Access -
Abundant ammonia and nitrogen-rich soluble organic matter in samples from asteroid (101955) Bennu
Glavin, D. P., Dworkin, J. P., Alexander, C. M. O. D., Aponte, J. C., Baczynski, A. A., Barnes, J. J., Bechtel, H. A., Berger, E. L., Burton, A. S., Caselli, P., Chung, A. H., Clemett, S. J., Cody, G. D., Dominguez, G., Elsila, J. E., Farnsworth, K. K., Foustoukos, D. I., Freeman, K. H., Furukawa, Y. & Gainsforth, Z. & 42 others, , Feb 2025, In: Nature Astronomy. 9, 2, p. 199-210 12 p.Research output: Contribution to journal › Article › peer-review
Open Access116 Link opens in a new tab Scopus citations -
A METABOLIC FRAMEWORK FOR CARBON ISOTOPE PATTERNS IN BIOMARKERS
Drozd, J. K., House, C. H. & Freeman, K. H., 2025, 32nd International Meeting on Organic Geochemistry, IMOG 2025. European Association of Geoscientists and Engineers, EAGE, (32nd International Meeting on Organic Geochemistry, IMOG 2025).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution