The old order came to an end in a great cataclysm. On land and sea, animals that had ruled for tens of millions of years choked on ash, withered amid catastrophic climate change and starved to death. From this destruction rose a new kind of creature: the dinosaur.
We are used to the idea that the rule of the dinosaurs ended in the flash of a meteor 66 million years ago. Now scientists have proposed it began 166 million years earlier with a mass extinction too, set off by huge volcanic eruptions.
Their hypothesis, outlined in the journal Science Advances, adds a sixth great extinction to the five we already know about. It comes from drawing together strands of evidence collected over decades, all
Extinction event, Dinosaur, Earth, Climate change
World news – GB – Mass death that gave birth to the dinosaurs