The big picture: 65 million years of temperature swings
And:
Is this the Future:?
'Snowball Earth': Glaciers, ice packs once met at Equator
****************************EXCERPT Intro************************
American boffins say they have discovered evidence that almost the entire world was covered in sea ice and glaciers at certain points in the remote past, during so-called "snowball Earth" periods where the polar ice sheets met at the Equator.
It were grim in the old days.
******************************************************
Source is a UK publication...boffins ...are Scientists....