wawadave
24-03-2007, 09:27 PM
NEW EVIDENCE PUTS 'SNOWBALL EARTH' THEORY OUT IN THE COLD, March 23
The theory that Earth once underwent a prolonged time of extreme global freezing has been dealt a blow by new evidence that periods of warmth occurred during this so-called 'Snowball Earth' era.
Full story at http://www.physorg.com/news93869405.html
The theory that Earth once underwent a prolonged time of extreme global freezing has been dealt a blow by new evidence that periods of warmth occurred during this so-called 'Snowball Earth' era.
Full story at http://www.physorg.com/news93869405.html