Results 121 to 130 of about 405 (163)

Major intensification of Atlantic overturning circulation at the onset of Paleogene greenhouse warmth. [PDF]

open access: yesNat Commun, 2018
Batenburg SJ   +7 more
europepmc   +1 more source

Climatically driven biogeographic provinces of Late Triassic tropical Pangea. [PDF]

open access: yesProc Natl Acad Sci U S A, 2011
Whiteside JH   +3 more
europepmc   +1 more source

Astrochronology of the late Middle Miocene Mediterranean sections

open access: yes, 2004
MAZZEI R.   +10 more
core  

Astrochronology of the Aptian stage and evidence for the chaotic orbital motion of Mercury

open access: yesEarth and Planetary Science Letters, 2023
The Aptian stage, between ∼113 and ∼121 million years ago (Ma), was punctuated by a succession of Oceanic Anoxic Events (OAEs), recording extreme global warmings, dramatic expansions of the ocean's oxygen minimum zones, along with perturbations to the biotic and carbon cycles. However, the chronology of the Aptian stage is poorly constrained, impacting
Guillaume Charbonnier   +2 more
exaly   +5 more sources

Astrochronology of the Valanginian Stage from GSSP Candidates and Hypostratotype

open access: yesSpringer Geology, 2014
The Valanginian Stage currently displays no radiometric age, which severely hampers palaeoceanographic reconstructions for this time interval. An astrochronology of the Valanginian Stage using the stable 405-kyr eccentricity cycle was performed on biostratigraphically well-calibrated standard sections from the Vocontian Basin (southeastern France ...
Mathieu Martinez   +2 more
exaly   +4 more sources

Cyclostratigraphy and Astrochronology

open access: yes, 2012
The Milankovitch theory that quasi-periodic oscillations in the Earth-Sun position have induced significant 104-106 year variations in the Earth’s stratigraphic record of climate is widely acknowledged. This chapter summarizes the Earth’s astronomical parameters, the nature of astronomically forced solar radiation, fossil astronomical signals in the ...
Hinnov, L.A., Hilgen, F.J.
exaly   +6 more sources

A lower to middle Eocene astrochronology for the Mentelle Basin (Australia) and its implications for the geologic time scale [PDF]

open access: yesEarth and Planetary Science Letters, 2020
International audienceThe geologic time scale for the Cenozoic Era has been notably improved over the last decades by virtue of integrated stratigraphy, combining high-resolution astrochronologies, biostratigraphy and magnetostratigraphy with high ...
Maximilian Vahlenkamp   +2 more
exaly   +2 more sources

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