Aftermath of a snowball Earth

John A. Higgins; Daniel P. Schrag; Elderfield, H.; Jonathan M. Husson; John A. Higgins; Daniel P. Schrag; Fike, D. A.; Eddy, M. P.; Douglas S. Introne; Paul A. Mayewski; P.K. Swart

Publications

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Reverse weathering in marine sediments and the geochemical cycle of potassium in seawater: Insights from the K isotopic composition ( 41 K/ 39 K) of deep-sea pore-fluids

Ramos, Danielle PSantiag, Leah E Morgan, Nicholas S Lloyd, and John A Higgins. 2018. “Reverse Weathering In Marine Sediments And The Geochemical Cycle Of Potassium In Seawater: Insights From The K Isotopic Composition ( 41 K/ 39 K) Of Deep-Sea Pore-Fluids”. Geochimica Et Cosmochimica Acta 236. Geochimica Et Cosmochimica Acta: 99–120. doi:10.1016/j.gca.2018.02.035. https://doi.org/10.1016/j.gca.2018.02.035.

High-precision 41K/39K measurements by {MC}-{ICP}-{MS} indicate terrestrial variability of $\updelta$41K

Morgan, Leah E, Danielle PSantiag Ramos, Brett Davidheiser-Kroll, John Faithfull, Nicholas S Lloyd, Rob M Ellam, and John A Higgins. 2018. “High-Precision 41K/39K Measurements By {Mc}-{Icp}-{Ms} Indicate Terrestrial Variability Of $\updelta$41K”. Journal Of Analytical Atomic Spectrometry 33. Journal Of Analytical Atomic Spectrometry: 175–186. doi:10.1039/c7ja00257b. https://doi.org/10.1039/c7ja00257b.

Mineralogy, early marine diagenesis, and the chemistry of shallow-water carbonate sediments

Higgins, J.A. , C.L. Blättler, E.A. Lundstrom, D.P. Santiago-Ramos, A.A. Akhtar, A-S. Crüger Ahm, O. Bialik, et al.. 2018. “Mineralogy, Early Marine Diagenesis, And The Chemistry Of Shallow-Water Carbonate Sediments”. Geochimica Et Cosmochimica Acta 220. Geochimica Et Cosmochimica Acta: 512–534. doi:10.1016/j.gca.2017.09.046. https://doi.org/10.1016/j.gca.2017.09.046.

Cenozoic global cooling and increased seawater Mg/Ca via reduced reverse weathering

Dunlea, Ann G, Richard W Murray, Danielle PSantiag Ramos, and John A Higgins. 2017. “Cenozoic Global Cooling And Increased Seawater Mg/ca Via Reduced Reverse Weathering”. Nature Communications 8. Nature Communications. doi:10.1038/s41467-017-00853-5. https://doi.org/10.1038/s41467-017-00853-5.

Ca and Mg isotope constraints on the origin of Earth's deepest δ13C excursion

Husson, Jonathan M, John A Higgins, Adam C Maloof, and B. Schoene. 2015. “Ca And Mg Isotope Constraints On The Origin Of Earth's Deepest Δ13C Excursion”. Geochimica Et Cosmochimica Acta. Geochimica Et Cosmochimica Acta. doi:http://dx.doi.org/10.1016/j.gca.2015.03.012. http://carboncycle.princeton.edu/sites/default/files/pdfs/HussonEtAl_2015_GetCA_CA.pdf.

Stratigraphic expression of Earth's deepest δ13C excursion in the Wonoka Formation of South Australia

Husson, Jonathan M, Adam C Maloof, B. Schoene, C. Y Chen, and John A Higgins. 2015. “Stratigraphic Expression Of Earth's Deepest Δ13C Excursion In The Wonoka Formation Of South Australia”. American Journal Of Science 315 (1). American Journal Of Science: 1 - 45. doi:http://www.ajsonline.org/cgi/doi/10.2475/01.2015.01. http://carboncycle.princeton.edu/sites/default/files/pdfs/HussonEtAl_2015_AmerJofSc_stratigraphic.pdf.

Atmospheric composition 1 million years ago from blue ice in the Allan Hills, Antarctica

Higgins, John A, Andrei V Kurbatov, Nicole E Spaulding, Ed Brook, Douglas S Introne, Laura M Chimiak, Yuzhen Yan, Paul A Mayewski, and Michael L Bender. 2015. “Atmospheric Composition 1 Million Years Ago From Blue Ice In The Allan Hills, Antarctica”. Proceedings Of The National Academy Of Sciences. Proceedings Of The National Academy Of Sciences. doi:http://www.pnas.org/content/early/2015/05/06/1420232112.abstract. http://carboncycle.princeton.edu/sites/default/files/pdfs/Higgins_2015_PNAS_atmospheric.pdf.

The Mg isotopic composition of Cenozoic seawater - evidence for a link between Mg-clays, seawater Mg/Ca, and climate

Higgins, John A, and Daniel P Schrag. 2015. “The Mg Isotopic Composition Of Cenozoic Seawater - Evidence For A Link Between Mg-Clays, Seawater Mg/ca, And Climate”. Earth And Planetary Science Letters 416. Earth And Planetary Science Letters: 73 - 81. doi:http://dx.doi.org/10.1016/j.epsl.2015.01.003. http://carboncycle.princeton.edu/sites/default/files/pdfs/Higgins_Schrag_2015_EPSL.pdf.

Mg and Ca isotope signatures of authigenic dolomite in siliceous deep-sea sediments

Blättler, Clara L, Nathaniel R Miller, and John A Higgins. 2015. “Mg And Ca Isotope Signatures Of Authigenic Dolomite In Siliceous Deep-Sea Sediments”. Earth And Planetary Science Letters 419. Earth And Planetary Science Letters: 32 - 42. doi:http://www.sciencedirect.com/science/article/pii/S0012821X15001430. http://carboncycle.princeton.edu/sites/default/files/pdfs/BlatterEtal_2015_EPSL_dolomite.pdf.

Calcium isotopes in evaporites record variations in Phanerozoic seawater SO4 and Ca

Blättler, Clara L, and John A Higgins. 2014. “Calcium Isotopes In Evaporites Record Variations In Phanerozoic Seawater So4 And Ca”. Geology. Geology. doi:http://geology.gsapubs.org/content/early/2014/06/26/G35721.1.abstract. http://carboncycle.princeton.edu/sites/default/files/pdfs/Blattler_Higgins_ 2015_GSA_calcium.pdf.

The effects of diagenesis and dolomitization on Ca and Mg isotopes in marine platform carbonates: Implications for the geochemical cycles of Ca and Mg

Fantle, Matthew S, and John A Higgins. 2014. “The Effects Of Diagenesis And Dolomitization On Ca And Mg Isotopes In Marine Platform Carbonates: Implications For The Geochemical Cycles Of Ca And Mg”. Geochimica Et Cosmochimica Acta 142. Geochimica Et Cosmochimica Acta: 458 - 481. doi:http://www.sciencedirect.com/science/article/pii/S0016703714004876. http://carboncycle.princeton.edu/sites/default/files/pdfs/Fantle_Higgins_2014_GetCA_effects.pdf.

Authigenic Carbonate and the History of the Global Carbon Cycle

Schrag, Daniel P, John A Higgins, Francis A Macdonald, and David T Johnston. 2013. “Authigenic Carbonate And The History Of The Global Carbon Cycle”. Science 339. Science: 540 - 543. doi:http://www.sciencemag.org/content/339/6119/540.abstract. http://carboncycle.princeton.edu/sites/default/files/pdfs/SchragEtAl_2013_Science_authigenic.pdf.

The stratigraphic relationship between the Shuram carbon isotope excursion, the oxygenation of Neoproterozoic oceans, and the first appearance of the Ediacara biota and bilaterian trace fossils in northwestern Canada

Macdonald, Francis A, Justin V Strauss, Erik A Sperling, Galen P Halverson, Guy M Narbonne, David T Johnston, Marcus Kunzmann, Daniel P Schrag, and John A Higgins. 2013. “The Stratigraphic Relationship Between The Shuram Carbon Isotope Excursion, The Oxygenation Of Neoproterozoic Oceans, And The First Appearance Of The Ediacara Biota And Bilaterian Trace Fossils In Northwestern Canada”. Chemical Geology 362. Chemical Geology: 250 - 272. doi:http://www.sciencedirect.com/science/article/pii/S0009254113002490. http://carboncycle.princeton.edu/sites/default/files/pdfs/MacdonaldEtAl_2013_ChemGeo_stratigraphic.pdf.

Climate archives from 90-250 ka in horizontal and vertical ice cores from the Allan Hills Blue Ice Area, Antarctica

Spaulding, Nicole E, John A Higgins, Andrei V Kurbatov, Michael L Bender, Steven A Arcone, Seth Campbell, Nelia W Dunbar, Laura M Chimiak, Douglas S Introne, and Paul A Mayewski. 2013. “Climate Archives From 90-250 Ka In Horizontal And Vertical Ice Cores From The Allan Hills Blue Ice Area, Antarctica”. Quaternary Research 80. Quaternary Research: 562 - 574. doi:http://dx.doi.org/10.1016/j.yqres.2013.07.004. http://www.sciencedirect.com/science/article/pii/S003358941300080X.

Records of Neogene seawater chemistry and diagenesis in deep-sea carbonate sediments and pore fluids

Higgins, John A, and Daniel P Schrag. 2012. “Records Of Neogene Seawater Chemistry And Diagenesis In Deep-Sea Carbonate Sediments And Pore Fluids”. Earth And Planetary Science Letters 357 - 358. Earth And Planetary Science Letters: 386 - 396. doi:http://www.sciencedirect.com/science/article/pii/S0012821X1200458X. http://carboncycle.princeton.edu/sites/default/files/pdfs/Higgins_Schrag_2012_EPSL_records.pdf.

Mg isotopes in pleagic carbonates and associated pore-fluids: insights into diagenesis of low-Mg biogenic carbonates

Higgins, John A, and D. P Schrag. 2011. “Mg Isotopes In Pleagic Carbonates And Associated Pore-Fluids: Insights Into Diagenesis Of Low-Mg Biogenic Carbonates”. Agu Fall Meeting Abstracts. Agu Fall Meeting Abstracts: B1840. doi:http://adsabs.harvard.edu/abs/2011AGUFMPP51B1840H. http://adsabs.harvard.edu/abs/2011AGUFMPP51B1840H.

The earliest Cambrian record of animals and ocean geochemical change

Maloof, Adam C, S. M Porter, J. L Moore, F. O Dudas, S. A Bowring, John A Higgins, D. A Fike, and M. P Eddy. 2010. “The Earliest Cambrian Record Of Animals And Ocean Geochemical Change”. Geological Society Of America Bulletin 122 (11-12). Geological Society Of America Bulletin: 1731 - 1774. doi:http://gsabulletin.gsapubs.org/cgi/doi/10.1130/B30346.1. http://carboncycle.princeton.edu/sites/default/files/pdfs/MaloofEtAl_2010_GSA_earliest.pdf.

Constraining magnesium cycling in marine sediments using magnesium isotopes

Higgins, John A, and Daniel P Schrag. 2010. “Constraining Magnesium Cycling In Marine Sediments Using Magnesium Isotopes”. Geochimica Et Cosmochimica Acta 74 (17). Geochimica Et Cosmochimica Acta: 5039 - 5053. doi:http://www.sciencedirect.com/science/article/pii/S0016703710002978. http://carboncycle.princeton.edu/sites/default/files/pdfs/Higgins_Schrag_2010_GetCA_constraining.pdf.

Oxygenation of the ocean and sediments: Consequences for the seafloor carbonate factory

Higgins, John A, W.W. Fischer, and Daniel P Schrag. 2009. “Oxygenation Of The Ocean And Sediments: Consequences For The Seafloor Carbonate Factory”. Earth And Planetary Science Letters 284 (1-2). Earth And Planetary Science Letters: 25 - 33. http://carboncycle.princeton.edu/sites/default/files/pdfs/HigginsEtAl_2009_EPSL_oxygenation.pdf.

Are basal Ediacaran (635 Ma) post-glacial “cap dolostones” diachronous?

Hoffman, Paul F, Galen P Halverson, Eugene W Domack, Jonathan M Husson, John A Higgins, and Daniel P Schrag. 2007. “Are Basal Ediacaran (635 Ma) Post-Glacial “Cap Dolostones” Diachronous?”. Earth And Planetary Science Letters 258 (1-2). Earth And Planetary Science Letters: 114 - 131. doi:http://adsabs.harvard.edu//abs/2007E%26PSL.258.114H. http://carboncycle.princeton.edu/sites/default/files/pdfs/HoffmanEtAl_2007_EPSL_basal.pdf.

Beyond methane: Towards a theory for the Paleocene–Eocene Thermal Maximum

Higgins, John A, and Daniel P Schrag. 2006. “Beyond Methane: Towards A Theory For The Paleocene–Eocene Thermal Maximum”. Earth And Planetary Science Letters 245 (3-4). Earth And Planetary Science Letters: 523 - 537. doi:http://www.sciencedirect.com/science/article/pii/S0012821X06002147. http://carboncycle.princeton.edu/sites/default/files/pdfs/Higgins_Schrag_2006_EPSL_beyond.pdf.

The future of the carbon cycle: review, calcification response, ballast and feedback on atmospheric CO2

Barker, S. , John A Higgins, and H. Elderfield. 2003. “The Future Of The Carbon Cycle: Review, Calcification Response, Ballast And Feedback On Atmospheric Co2”. Philosophical Transactions Of The Royal Society A: Mathematical, Physical And Engineering Sciences 361 (1810). Philosophical Transactions Of The Royal Society A: Mathematical, Physical And Engineering Sciences: 1977 - 1999. doi:http://rsta.royalsocietypublishing.org/content/roypta/361/1810/1977.full.pdf. http://carboncycle.princeton.edu/sites/default/files/pdfs/BarkerEtal_RSTA_2003_future.pdf.

Aftermath of a snowball Earth

Higgins, John A, and Daniel P Schrag. 2003. “Aftermath Of A Snowball Earth”. Geochemistry, Geophysics, Geosystems 4 (3). Geochemistry, Geophysics, Geosystems: n/a - n/a. doi:http://doi.wiley.com/10.1029/2002GC000403. http://carboncycle.princeton.edu/sites/default/files/pdfs/Higgins_Schrag_2003_GGG_aftermath.pdf.

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