I've seen that factoid stated in many places. This is one of the primary reasons folks need to get off their duffs and prepare now.
If you need any motivation to get in gear, listen to David Dubyne on the Adapt 2030 YouTube channel. He's got solid, factual data that will stand your hair on end.
And the Japanese are about to clone a mammoth! maybe they knew something!
:)
As Ned Stark would say “Winter is Coming!”
Someone needs to post a pic of him. I don’t know how its done on FR.