Volcanic origin for Younger Dryas geochemical anomalies ca. 12,900 cal B.P.

[Oxytropidoceras]

Texas cave sediment upends meteorite explanation 

for global cooling by Baylor University August 1, 2020

https://phys.org/news/2020-07-texas-cave-sediment-upends-meteorite.html

 

The paper is:

 

Sun, N, Brandon, A.D., Forman, S.L., Waters, M.R.

and Befus, K.S., 2020. Volcanic origin for Younger 

Dryas geochemical anomalies ca. 12,900 cal B.P.

Science Advances, 6(31), eaax8587

https://advances.sciencemag.org/content/6/31/eaax8587

 

Related papers:

 

Holliday, V.T., Bartlein, P.J., Scott, A.C. and Marlon, 

J.R., 2020. Extraordinary biomass-burning episode 

and impact winter triggered by the Younger Dryas 

cosmic impact∼ 12,800 years ago, parts 1 and 2: a 

discussion. The Journal of Geology, 128(1), pp.69-94.

https://www.journals.uchicago.edu/doi/abs/10.1086/706264

 

Wolbach, W.S., Ballard, J.P., Mayewski, P.A., Kurbatov,

A., Bunch, T.E., LeCompte, M.A., Adedeji, V.,

Israde-Alcántara, I., Firestone, R.B., Mahaney, W.C. and

Melott, A.L., 2020. Extraordinary Biomass-Burning

Episode and Impact Winter Triggered by the Younger

Dryas Cosmic Impact∼ 12,800 Years Ago: A Reply. 

The Journal of Geology, 128(1), pp.95-107.

https://www.journals.uchicago.edu/doi/abs/10.1086/706265

 

Yours,

 

Paul H.