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  • Estimating How Many Species Humans Have Driven to Extinction
    They then extrapolated the data to all known species, calculating the number of extinctions if all known species had suffered a similar extinction rate consistently over 500 years This led them to estimate 150 to 260 extinctions a year for every million species on Earth (E MSY)
  • The unknown giants of the deep oceans - BBC
    There are, in fact, several ways that scientists can estimate how many unknown species there are still to be discovered, says Tammy Horton, a taxonomist and ocean biodiversity researcher at the
  • Scientists predict extinction risk for hard-to-track species
    Species are going extinct all over the world: Scientists believe that Earth is losing between 200 and 2,000 species every year That number is squishy, partly because there are so many species for which they lack good data—particularly those living in the oceans, which are difficult to track but still critically important to ecosystems and
  • A year of rediscovered species - Science News
    And those are just the extinctions we notice — scientists estimate that 150 to 200 species go 6 29 13, p 19 ) Pinocchio anole but there have been concerns for the last few years that
  • Species loss revisited - Nature
    Scientists generally agree that Earth is facing a biodiversity crisis, losing species 100 to 1,000 times faster than the normal background rate of extinction 1 and resulting in the sixth period of
  • Earth’s Next Supercontinent Could Wipe Out Mammals in 250 . . .
    “There have been extinction events in the past and will be extinction events in the future,” she tells the publication “I think life will make it through this one It’s just kind of a
  • 21. 3: Preserving Biodiversity - Biology LibreTexts
    If it is the latter, then one extinction per million species years would be one of those million species becoming extinct in that year For example, if there are 10 million species in existence, then we would expect 10 of those species to become extinct in a year This is the background rate





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