JOURNAL SOREANG – Earth is a planet in the solar system, and is the only planet in which there are living beings.
Mass extinction or biotic crisis is biodiversity loss event that is on earth.
In ancient times the earth once experienced mass extinction what happens to the living things in it.
This is because of a disaster that occurred at that time, which caused a mass extinction to occur.
Here’s a list mass extinction that ever happened on earth:
This period occurred about 445 million years ago, the trigger was global cooling and the sea level was receding after the ice melted and then the oxygen content in the sea decreased drastically.