Articles | Volume 19, issue 5
https://doi.org/10.5194/cp-19-979-2023
https://doi.org/10.5194/cp-19-979-2023
Research article
 | 
15 May 2023
Research article |  | 15 May 2023

Environmental changes during the onset of the Late Pliensbachian Event (Early Jurassic) in the Cardigan Bay Basin, Wales

Teuntje P. Hollaar, Stephen P. Hesselbo, Jean-François Deconinck, Magret Damaschke, Clemens V. Ullmann, Mengjie Jiang, and Claire M. Belcher

Data sets

Palynofacies, microcharcoal, clay mineralogical and carbon isotope mass spectrometry measurements from the Late Pliensbachian (934–918 mbs) of the Mochras core, Cardigan Bay Basin, NW Wales, UK T. P. Hollaar https://doi.org/10.5285/1461dbe5-50a8-425c-8c49-ac1f04bcc271

Terrestrial palaeo-environmental proxy data of the Upper Pliensbachian, Mochras Borehole sediments, deposited in the Cardigan Bay Basin, Wales T. Hollaar https://doi.org/10.5285/d6b7c567-49f0-44c7-a94c-e82fa17ff98e

Llanbedr (Mochras Farm) Core Scanning Dataset M. Damaschke, S. Wylde, M. Jiang, T. Hollaar, and C. V. Ullmann https://doi.org/10.5285/c09e9908-6a21-43a8-bc5a-944f9eb8b97e

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Short summary
Palaeoclimatological reconstructions aid our understanding of current and future climate change. In the Pliensbachian (Early Jurassic) a climatic cooling event occurred globally. We show that this cooling event has a significant impact on the depositional environment of the Cardigan Bay basin but that the 405 kyr eccentricity cycle remained the dominant control on terrestrial and marine depositional processes.