news item on the Holocene start impacts
http://www.eurekalert.org/pub_releases/2007-09/nau-rts092407.php
Of course, some of the First People accounts of these impacts are given in my book
"Man and Impact in the Americas".
http://www.eurekalert.org/pub_releases/2007-09/nau-rts092407.php
Of course, some of the First People accounts of these impacts are given in my book
"Man and Impact in the Americas".