Climate of the Past
Climate of the Past
CP
Articles | Volume 17, issue 6
Articles | Volume 17, issue 6
https://doi.org/10.5194/cp-17-2515-2021
© Author(s) 2021. This work is distributed under
the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/cp-17-2515-2021
© Author(s) 2021. This work is distributed under
the Creative Commons Attribution 4.0 License.
Articles | Volume 17, issue 6
Research article
 | 
03 Dec 2021
Research article |  | 03 Dec 2021

Climate and ecology in the Rocky Mountain interior after the early Eocene Climatic Optimum

Rebekah A. Stein, Nathan D. Sheldon, Sarah E. Allen, Michael E. Smith, Rebecca M. Dzombak, and Brian R. Jicha

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Short summary
Modern climate change drives us to look to the past to understand how well prior life adapted to warm periods. In the early Eocene, a warm period approximately 50 million years ago, southwestern Wyoming was covered by a giant lake. This lake and surrounding environments made for excellent preservation of ancient soils, plant fossils, and more. Using geochemical tools and plant fossils, we determine the region was a warm, wet forest and that elevated temperatures were maintained by volcanoes.
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