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Major Geological Events Seem to Follow a Rhythmic Pattern of 27.5 Million Years, Researchers Call It Earth’s ‘Pulse'"For quite a long time, some geologists have wondered whether there's a cycle of around 30 million years in the geologic record. Many, but maybe even most, [geologists] would say that geological ...
A complex web of interactions between geological features including volcanoes, subsurface mantle, oceans and the atmosphere created the chemical mixture necessary for early life to oxygenate our ...
The mass extinction that ended the Permian geological epoch, 252 million years ago, wiped out most animals living on Earth.
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