For the sake of thoroughness they should add the discovery of new species as well. And maybe the rates of extinction and discovery. And show the units in percentages of known total species.
+Adam A I was thinking the same thing. It was around the middle of the 20th century that on a large scale people started getting interested in preserving nature and reducing pollution.
Who was keeping track of extinctions before human animal nerds started writing this shit down?
For the sake of thoroughness they should add the discovery of new species as well. And maybe the rates of extinction and discovery. And show the units in percentages of known total species.
Species exist before they're discovered you realise
+Adam A I was thinking the same thing. It was around the middle of the 20th century that on a large scale people started getting interested in preserving nature and reducing pollution.
at one point we'll be on the red line and species diversity will make a recovery