View Single Post
  #2  
Old 10-03-2008, 11:40 PM
skwinty's Avatar
skwinty (Steve)
E pur si muove

skwinty is offline
 
Join Date: Dec 2007
Location: Cape Town
Posts: 494
Quote:
Originally Posted by trader10 View Post
How many impact craters are there on Earth ?

According to the Earth Impact Database, 174 known impact craters on the planet's surface with diameters larger than 15 metres, and 29 known impact craters over 25km in diameter, caused by meteorite strikes.


http://www.unb.ca/passc/ImpactDataba...meterSort2.htm
Imagine how many landed in the sea and not to forget those which have been recycled in continental drift.
Regards
Steve
Reply With Quote