Synchrony of carbon cycle fluctuations, volcanism and orbital forcing during the Early Cretaceous

M Martinez, B Aguirre-Urreta, G Dera, M Lescano… - Earth-Science …, 2023 - Elsevier
Abstract Episodes of Environmental Change (EECs) were times of accelerated hydrological
cycle that punctuated the Early Cretaceous. Uncertainties in the geologic time scales …

[HTML][HTML] Biogeodynamics of Cretaceous marine carbonate production

T Steuber, H Löser, J Mutterlose, M Parente - Earth-Science Reviews, 2023 - Elsevier
We have compiled stratigraphic ranges of genera of calcareous nannofossils, calcispheres,
planktonic foraminifers, larger benthic foraminifers, corals and rudists bivalves, and species …

Impact of global cooling on Early Cretaceous high pCO2 world during the Weissert Event

L Cavalheiro, T Wagner, S Steinig, C Bottini… - Nature …, 2021 - nature.com
Abstract The Weissert Event~ 133 million years ago marked a profound global cooling that
punctuated the Early Cretaceous greenhouse. We present modelling, high-resolution bulk …

Early Cretaceous climate for the southern Tethyan Ocean: Insights from the geochemical and paleoecological analyses of extinct cephalopods

T Wang, R Hoffmann, S He, Q Zhang, G Li… - Global and Planetary …, 2023 - Elsevier
Reconstructing temperatures of ancient oceans is important for understanding Earth's
climate in deep time. Belemnites have been used widely to estimate Mesozoic seawater …

Permafrost in the Cretaceous supergreenhouse

JP Rodríguez-López, C Wu, TA Vishnivetskaya… - Nature …, 2022 - nature.com
Earth's climate during the last 4.6 billion years has changed repeatedly between cold
(icehouse) and warm (greenhouse) conditions. The hottest conditions (supergreenhouse) …

Cretaceous large igneous provinces: from volcanic formation to environmental catastrophes and biological crises

LME Percival, H Matsumoto, S Callegaro… - Geological Society …, 2025 - lyellcollection.org
Abstract The Cretaceous Period was marked by the formation of numerous large igneous
provinces (LIPs), several of which were associated with geologically rapid climate …

Carbonate clumped isotope evidence for latitudinal seawater temperature gradients and the oxygen isotope composition of Early Cretaceous seas

GD Price, D Bajnai, J Fiebig - Palaeogeography, Palaeoclimatology …, 2020 - Elsevier
In this study, we investigated Early Cretaceous (Valanginian, ca. 135 million years ago)
climate from subtropical to boreal palaeolatitudes. Combined carbonate clumped isotope …

New geochronology of the Lower Cretaceous in the Luanping Basin, northern Hebei: Age constraints on the development of early Jehol Biota

Z Yu, Z Qin, D Xi, C Deng, H He, Z Zhou - Palaeogeography …, 2022 - Elsevier
Abstract The Valanginian and Hauterivian stages of the Early Cretaceous are an important
time interval for the co-evolution of key vertebrate taxa and flowering angiosperm, as well as …

Organic walled microfossils in wet peperites from the early Cretaceous Paraná-Etendeka volcanism of Brazil

L Del Mouro, B Becker-Kerber, VA Janasi… - Scientific Reports, 2023 - nature.com
Large igneous provinces (LIPs) are major magmatic events that have a significant impact on
the global environment and the biosphere, for example as triggers of mass extinctions. LIPs …

Arctic reappraisal of global carbon-cycle dynamics across the Jurassic–Cretaceous boundary and Valanginian Weissert Event

ME Jelby, KK Śliwińska, MJ Koevoets, P Alsen… - Palaeogeography …, 2020 - Elsevier
Abstract Late Jurassic–Early Cretaceous global carbon-cycle dynamics have mainly been
inferred from Tethyan, Atlantic and Pacific carbon-isotope (δ 13 C) records. These records …