The reason why the historians are able to determine the scale of the great dying was due to the fact that all lives vanished from earth.
What was the great dying?
This was a mass extinction that took place in the planet earth about 250 million years ago. The scientists are unable to figure out the reason for this due to the fact that most of humanity was lost.
The period was what saw to the loss of many animals such as dinosaurs that were once on the earth.
Read more on the great dying here:
https://brainly.com/question/15087920
