‘The Great Dying’ Occurred in Phases, Killed 90 Percent of Earth's Species
IBTimes Saturday 4th February, 2012
The biggest mass extinction that killed 90 percent of the Earth's marine life occurred in phases and took hundreds of thousands of years to complete, experts have said. According to a study conducted by scientists based at the University of Cincinnati, the Earth almost became a lifeless planet as a result of the phenomenon that they dubbed "The Gr...





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