[meteorite-list] Most of Earth’s Impact Craters Await Discovery

[Paul H.]

Hi,

Below is what Ed is talking about:

340 undiscovered meteorite impact sites on Earth, 
geologists calculate, Science News, June 30, 2015
http://www.sciencedaily.com/releases/2015/06/150630080204.htm

S. Hergarten, T. Kenkmann. The number of impact 
craters on Earth: Any room for further discoveries? 
Earth and Planetary Science Letters. vol. 425,
 pp. 187-192. DOI: 10.1016/j.epsl.2015.06.009
http://www.sciencedirect.com/science/article/pii/S0012821X15003659

Most of Earth’s impact craters await discovery. 
Ninety or more cavities wider than 1 kilometer 
remain to be found by Thomas sumner, June 17, 2015
https://www.sciencenews.org/article/most-earth’s-impact-craters-await-discovery

I will have read through and think about it, to 
figure out what I think of it. 

Yours,

Paul H.