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. Ext