https://www.livemint.com/science/news/mercury-helps-to-detail-earth-s-most-massive-extinction-event-research-11674865440942.html
The Latest Permian Mass Extinction (LPME) was the largest extinction in Earth's history to date, killing between 80-90 per cent of life on the planet, though finding definitive evidence for what caused the dramatic changes in climate has eluded experts.
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