OXFORD 9000
📚 noun • entry_id 44669

mass extinction

Meanings (ES + gloss)
extinción masiva
A sharp decrease in the total number of species in a relatively short period of time; specifically, a loss of ∼75% of all species on the planet over a geologically interval of less than 3 million years, as a result of a mass extinction event.
Preceded by five other mass extinctions and many more small extinction events, the mass extinction currently underway is, on the one hand, like all the others in that it is nothing…
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