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  Contour marks as potential indicators of evaporation rates in the early Permian continental vertebrate site Bromacker (Thuringia, Central Germany)

Pint, A., Hildebrandt, A., Landwehrs, J. P., Feulner, G., Scholze, F., Nyakatura, J., Ispas, L., Grützner, C., Frenzel, P. (2023): Contour marks as potential indicators of evaporation rates in the early Permian continental vertebrate site Bromacker (Thuringia, Central Germany). - Palaeogeography, Palaeoclimatology, Palaeoecology, 628, 111749.
https://doi.org/10.1016/j.palaeo.2023.111749

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 Creators:
Pint, Anna1, Author
Hildebrandt, Anke1, Author
Landwehrs, Jan Philip2, Author              
Feulner, Georg2, Author              
Scholze, Frank1, Author
Nyakatura, John1, Author
Ispas, Leon1, Author
Grützner, Christoph1, Author
Frenzel, Peter1, Author
Affiliations:
1External Organizations, ou_persistent22              
2Potsdam Institute for Climate Impact Research, Potsdam, ou_persistent13              

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 Abstract: Reconstructing the climate of the past requires archives that bear proxy information on temperature, precipitation, or atmospheric composition, for example. In this study we use contour marks as potential water level marks in mud sediments to reconstruct local evaporation rates at the Bromacker lagerstaette site in the Early Permian. The measured values indicate a daily evaporation of 1.5–3.75 mm with a median value of 2.25 mm/day. The calculated evaporation rates are compared with modern ones to estimating moisture, precipitation and seasonal climate. For evaluating reconstructed precipitation and evapotranspiration rates, values simulated by global climate models and calculated from geochemical datasets are furthermore incorporated. For the first time, quantitative data and models elucidate the climate of the Tambach Formation and Bromacker lagerstaette against the background of the pivotal transition from the Carboniferous Ice House to the Permian Hothouse climate. Our results suggest a strongly seasonal climate with wet summers and dry winters in a mountainous region based on unexpectedly low temperatures (10.9–15.0 °C) considering the palaeo-location of the site in the tropical belt during the Early Permian. According to the modern vegetation model by Holdridge a moist forest biome is suggested for the Bromacker lagerstaette.

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Language(s): eng - English
 Dates: 2023-07-262023-07-272023-08-31
 Publication Status: Finally published
 Pages: -
 Publishing info: -
 Table of Contents: -
 Rev. Type: Peer
 Identifiers: DOI: 10.1016/j.palaeo.2023.111749
MDB-ID: yes - 3466
PIKDOMAIN: RD1 - Earth System Analysis
Organisational keyword: RD1 - Earth System Analysis
Research topic keyword: Paleoclimate
Regional keyword: Global
Regional keyword: Europe
Regional keyword: Germany
Model / method: CLIMBER
Working Group: Earth System Modes of Operation
 Degree: -

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Title: Palaeogeography, Palaeoclimatology, Palaeoecology
Source Genre: Journal, SCI, Scopus
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Pages: - Volume / Issue: 628 Sequence Number: 111749 Start / End Page: - Identifier: CoNE: https://publications.pik-potsdam.de/cone/journals/resource/journals375
Publisher: Elsevier