Chicxulub impact tsunami megaripples in the subsurface of Louisiana

[Oxytropidoceras]

Giant tsunami from dino-killing asteroid impact revealed in fossilized ‘megaripples’

By Akila Raghavan, AAAS Science, Jul. 12, 2021

 

The paper is:

Kinsland, G.L., Egedahl, K., Strong, M.A. and Ivy, R., 2021. Chicxulub impact

tsunami megaripples in the subsurface of Louisiana: Imaged in petroleum industry 

seismic data. Earth and Planetary Science Letters, 570, no.117063.

 

Yours,

Paul H.

[Creek - Don]

That was an interesting article.   I read that article this morning.   So Louisiana has a Cretaceous layer that are buried 1500 meters or 5000 feet below the surface.