Long before the mass extinction of the dinosaurs, in a catastrophic period spanning 80 million years, extinction after extinction swept the Earth. ‘The Great Dying’ was the most famous of these, wiping out nearly all life on the planet. But what made this relatively short period so disastrous for life?
Professor Paul Wignall's detective story involves all life on Earth, exploring his research into giant volcanism, dangerous gases and global geography.
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