500-Millions year series of Isotopic ratios


  • Davis, 2017. W.J. Davis: The Relationship between Atmospheric Carbon Dioxide Concentration and Global Temperature for the Last 425 Million Years Climate, 5(4), 76, 2017.
  • Hansen et al., 2013. : Hansen J, Sato M, Russell G, Kharecha P. Climate sensitivity, sea level and atmospheric carbon dioxide., Phil Trans R Soc A, 371:20120294, 2013.
  • Jurikova et al., 2020 . Hana Jurikova, Marcus Gutjahr, Klaus Wallmann, Sascha Flögel, Volker Liebetrau, Renato Posenato, Lucia Angiolini, Claudio Garbelli, Uwe Brand, Michael Wiedenbeck and Anton Eisenhauer: Permian–Triassic mass extinction pulses driven by major marine carbon cycle perturbations , Nature Geosciences, 13, 745-750 , 2020.
  • Prokoph al., 2008. A. Prokoph, G.A. Shields, J. Veizer: Compilation and time-series analysis of a marine carbonate δ18O, δ13C, 87Sr/86Sr and δ34S database through Earth history, Earth-Science Reviews 87, 113-133, 2008.
  • Prokoph-El Bilali, 2008. A. Prokoph, A. El Bilali: Cross-Wavelet Analysis: a Tool for Detection of Relationships between Paleoclimate Proxy Records , Math Geosci, 40, 575-586, 2008.
    ResearchGate full text:
  • Royer, 2014.Royer, D.L. Atmospheric CO2 and O2 during the Phanerozoic: Tools, patterns and impacts. In Treatise on Geochemistry, 2nd ed.; Holland, H., Turekian, K., Eds.; Elselvier: Amsterdam, The Netherlands, 2014; pp. 251–267. Also available on the net at: Carleton University
  • Westerhold et al., 2020 Thomas Westerhold, Norbert Marwan, Anna Joy Drury, Diederik Liebrand, Claudia Agnini,Eleni Anagnostou, James S. K. Barnet, Steven M. Bohaty, David De Vleeschouwer, Fabio Florind, Thomas Frederichs, David A. Hodell, Ann E. Holbourn, Dick Kroon, Vittoria Lauretano, Kate Littler, Lucas J. Lourens, Mitchell Lyle, Heiko Pälike, Ursula Röhl, Jun Tian, Roy H. Wilkens, Paul A. Wilson, James C. Zachos: An astronomically dated record of Earth’s climate and its predictability over the last 66 million years , Science, 369, 1383-1387, 2020. S.M.. S.M. local
  • (Willis E. post)
  • (87Sr/86Sr plot taken from here, pag.13)
    Plots, Figures     
    Fig.16-Prokoph (png)
    Fig.21-Prokoph (png)
    Fig.5-Davis (png)
    unife 87Sr/86Sr (png)
    Geological Periods (pdf) (png) within Phanerozoic Eon
    Epochs(pdf) (png)withinTertiary Period
    500-0 Myr Prokoph fig.16
    δ18O(pdf) (png) low-latitude not reversed
    δ18O Wave(pdf) (png) (cap)low-latitude not reversed
    δ18O fit(pdf) (png) (cap)Eq. §8 Prokoph two sin waves
    δ13C(pdf) (png) low-latitude
    δ13C Wave(pdf) (png) low-latitude
    δ34S(pdf) (png)
    δ34S Wave(pdf) (png)
    87Sr/86Sr(pdf) (png)
    87Sr/86Sr Wave(pdf) (png)
    ALL together(pdf) (png)
    3.5-0 Byr Billion yrsProkoph fig. 21
    δ18O(pdf) (png) Fig.21 Prokoph
    δ18O Wave(pdf) (png) Fig.21 Prokoph
    δ13C(pdf) (png) Fig.21Prokoph
    δ13C Wave(pdf) (png) Fig.21Prokoph
    Temperature-CO2relationship Davis Fig.5
    CO2, proxy(pdf) (png) ppmv*10^3
    CO2 Wave, proxy(pdf) (png) ppmv*10^3
    TEMP, proxy(pdf) (png) permilδ18O, reversed
    TEMP Wave, proxy(pdf) (png) permilδ18O, reversed
    CO2-TEMP Spectra(pdf) (png) (cap) DifferentRithms as Davis fig.7
    BOTH together(pdf) (png) Data & LombSpectrum
    CCF T-CO2(pdf) (png) Cross.Correl.0-425 Myr
    CCF T-ln(CO2)(pdf) (png) Cross.Correl.0-425 Myr
    SVANTE 100(pdf) (png) ln(CO2/CO2o)100 Myr steps, smooth
    SVANTE(pdf) (png) log(CO2)100 Myr steps, smooth
    SVANTE0(pdf) (png) fits100 Myr steps
    SVANTE0 Temp(pdf) (png) no line, fits(app) Params
    SVANTE ERE(pdf) (png) Lines (smooth)Geo-Periods
    SVANTE ERE Temp(pdf) (png) Lines (smooth)Geo-Periods
    SVANTE ERE FITS(pdf) (png) Linear Fits of Geo-Periods
    Spectral maxima(html)Table 1
    Geological Periods(html)Table 2
    Transform δ-to-°C(html)Table S7 SMWesterhold
    et al., 2020
    500-0 Myr Prokoph fig.16
    δ18O(out) 2 sin wavesProkoph §8
    δ18O LOMB(out)
    δ13C LOMB(out)
    δ34S LOMB(out)
    87Sr/86Sr LOMB(out)
    3.5-0 Byr Billion yrsProkoph fig. 21
    d18O-21 LOMB(out)
    d13C-21 LOMB(out)
    Temperature-CO2relationship Davis Fig.5
    CO2 LOMB(out)
    Temp. LOMB(out)
    CCF T-CO2(out)
    CCF T-ln(CO2)(out)
    Params of linear fits(app)of Geo-Periods

    d18O.bon, d13C.bon, d34S.bon, d87Sr.bon, ere.bon, ere-fit.bon, tert.bon,
    co2.bon, t.bon, d18O-21.bon, d13C-21.bon, eq.bon, ccf.bon, ccf-ln.bon,
    Page Written: Oct 28, 2020        Last Updated: