[Rockhounds] Major North American oil source yields clues to one of earth's deadliest mass extinctions

[Paul]

Major North American oil source yields clues to one of earth's deadliest 
mass extinctions
University of Maryland, March 8, 2023
https://www.eurekalert.org/news-releases/981851
https://www.sciencedaily.com/releases/2023/03/230308112104.htm

"Geologists studying the Bakken Shale Formation discovered a
critical kill mechanism behind a series of extinctions some 350
million years ago."

the paywalled paper is:

Sahoo, S.K., Gilleaudeau, G.J., Wilson, K., Hart, B., Barnes, B.D.,
Faison, T., Bowman, A.R., Larsen, T.E. and Kaufman, A.J., 2023.
Basin-scale reconstruction of euxinia and Late Devonian mass
extinctions. Nature, pp.1-6. Published Online March 8, 2023
https://www.nature.com/articles/s41586-023-05716-2

Yours,

Paul H.