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- Facts and information on the Amazon Rainforest - Rain-Tree
Surprisingly, scientists have a better understanding of how many stars there are in the galaxy than they have of how many species there are on Earth Estimates vary from 2 million to 100 million species, with a best estimate of somewhere near 10 million; only 1 4 million of these species have actually been named
- Total Number of Species Estimated in the World
The other species estimates listed here are informed guesses, as only a fraction of all species have been formally identified and recorded Thousands of species of fish, flowers and others still remain undiscovered by science No reliable estimate exists of how many species exist of plant algae, the green and red algae
- FAO Knowledge Repository
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- What to expect from the worlds sixth mass extinction – DW . . .
In mass extinctions, at least three-quarters of all species cease to exist within about 3 million years Some scientists believe that at our current rate, we could be on track to lose that number
- New species described in 2020 - ScienceDaily
New species described in 2020 Date: July 1, 2020 Source: University of Turku Summary: It is estimated that 15 million different species live on our planet, but only 2 million of them are currently
- Million-year-old mammoth genomes shatter record for oldest . . .
Permafrost-preserved teeth, up to 1 6 million years old, identify a new kind of mammoth in Siberia
- 22. 1: Introduction to 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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