Emerging Trends in Comet Taxonomy. “Emerging trends and a comet taxonomy based on the volatile chemistry measured in thirty comets with high-resolution infrared spectroscopy between 1997 and 2013.” in IcarusCycles of Glaciation on Ancient Mars. “Climate Cycling on Early Mars Caused by the Carbonate-Silicate Cycle” in Earth and Planetary Astrophysics.Methane Muted: How Did Early Earth Stay Warm?. “A proper accounting of biogeochemical cycles in the oceans reveals that methane has a much more powerful foe than oxygen.” in PNAS
Emerging Trends in Comet Taxonomy“Emerging trends and a comet taxonomy based on the volatile chemistry measured in thirty comets with high-resolution infrared spectroscopy between 1997 and 2013.” in Icarus01/03
Cycles of Glaciation on Ancient Mars“Climate Cycling on Early Mars Caused by the Carbonate-Silicate Cycle” in Earth and Planetary Astrophysics.02/03
Methane Muted: How Did Early Earth Stay Warm?“A proper accounting of biogeochemical cycles in the oceans reveals that methane has a much more powerful foe than oxygen.” in PNAS03/03
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February 2019A Small Molecule with PAH Vibrational Properties and a Detectable Rotational Spectrum: c-(C)C3H2, Cyclopropenylidenyl Carbene

Agbaglo, D., Lee, T. J., Thackston, R., & Fortenberry, R. C. (2019). A Small Molecule with PAH Vibrational Properties and a Detectable Rotational Spectrum: c-(C)C3H2, Cyclopropenylidenyl Carbene. The Astrophysical Journal, 871(2), 236. doi:10.3847/1538-4357/aaf85a

Carboxydotrophy potential of uncultivated Hydrothermarchaeota from the subseafloor crustal biosphere

Carr, S. A., Jungbluth, S. P., Eloe-Fadrosh, E. A., Stepanauskas, R., Woyke, T., Rappé, M. S., & Orcutt, B. N. (2019). Carboxydotrophy potential of uncultivated Hydrothermarchaeota from the subseafloor crustal biosphere. The ISME Journal. doi:10.1038/s41396-019-0352-9

Bacteriohopanepolyols across environmental gradients in Lake Vanda, Antarctica

Matys, E. D., Mackey, T., Grettenberger, C., Mueller, E., Sumner, D. Y., Hawes, I., & Summons, R. E. (2019). Bacteriohopanepolyols across environmental gradients in Lake Vanda, Antarctica. Geobiology. doi:10.1111/gbi.12335

Cr isotope systematics in the Connecticut River estuary

Sun, Z., Wang, X., & Planavsky, N. (2019). Cr isotope systematics in the Connecticut River estuary. Chemical Geology, 506, 29–39. doi:10.1016/j.chemgeo.2018.12.034

January 2019Delivery of carbon, nitrogen, and sulfur to the silicate Earth by a giant impact

Grewal, D. S., Dasgupta, R., Sun, C., Tsuno, K., & Costin, G. (2019). Delivery of carbon, nitrogen, and sulfur to the silicate Earth by a giant impact. Science Advances, 5(1), eaau3669. doi:10.1126/sciadv.aau3669

Phosphorus volatility in the early Solar nebula

Pasek, M. A. (2019). Phosphorus volatility in the early Solar nebula. Icarus, 317, 59–65. doi:10.1016/j.icarus.2018.07.011

Nucleosynthetic vanadium isotope heterogeneity of the early solar system recorded in chondritic meteorites

Nielsen, S. G., Auro, M., Righter, K., Davis, D., Prytulak, J., Wu, F., & Owens, J. D. (2019). Nucleosynthetic vanadium isotope heterogeneity of the early solar system recorded in chondritic meteorites. Earth and Planetary Science Letters, 505, 131–140. doi:10.1016/j.epsl.2018.10.029

Volcanically modulated pyrite burial and ocean–atmosphere oxidation

Olson, S. L., Ostrander, C. M., Gregory, D. D., Roy, M., Anbar, A. D., & Lyons, T. W. (2019). Volcanically modulated pyrite burial and ocean–atmosphere oxidation. Earth and Planetary Science Letters, 506, 417–427. doi:10.1016/j.epsl.2018.11.015

Microbial Biomarker Transition in High-Altitude Sinter Mounds From El Tatio (Chile) Through Different Stages of Hydrothermal Activity

Sanchez-Garcia, L., Fernandez-Martinez, M. A., GarcíA-Villadangos, M., Blanco, Y., Cady, S. L., Hinman, N., … Carrizo, D. (2019). Microbial Biomarker Transition in High-Altitude Sinter Mounds From El Tatio (Chile) Through Different Stages of Hydrothermal Activity. Frontiers in Microbiology, 9, None. doi:10.3389/fmicb.2018.03350

Absence of biomarker evidence for early eukaryotic life from the Mesoproterozoic Roper Group: Searching across a marine redox gradient in mid-Proterozoic habitability

Nguyen, K., Love, G. D., Zumberge, J. A., Kelly, A. E., Owens, J. D., Rohrssen, M. K., … Lyons, T. W. (2019). Absence of biomarker evidence for early eukaryotic life from the Mesoproterozoic Roper Group: Searching across a marine redox gradient in mid-Proterozoic habitability. Geobiology. doi:10.1111/gbi.12329